Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force

Model: 519-331

Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force

Model: 519-331

Cartridge head probe for the Mitutoyo MU-Checker. The probe head type is easily built-in to the equipment due to its slim and compact shape. This type of sensor is optimal for an automatic measuring machine. Features a low measuring force and accepts interchangeable styli for dial indicators M2.5x5.

Your Price	$475.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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Mitutoyo 901312 Ball Point Extension Rod, Ungrooved Carbide, 7.3mm

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Mitutoyo 21AAA259C Extension Rod, Ø5.2 x 35mm

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Mitutoyo 519-331 Specifications

Measuring Range	±0.019" (0.5 mm)
Maximum Stylus Stroke	±0.025" (0.65 mm)
Measuring Force	0.25 N
Linearity	±0.5%
Dust-Proof Rubber Boot	No
Bearing Unit Structure	Plain type
Connection Method	Half-bridge type
Exciting Voltage	3.0 VRMS
Exciting Frequency	5 kHz
Exciting Waveform	Sinusoidal
Cord Length	6.56' (2 m)
Cord Thickness	Ø 0.15" (4 mm)
Connector Type	Mas-5100 (DIN5P)

What's included with the Mitutoyo 519-331

Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force

Click on a category to view a selection of compatible accessories with the Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force.

Flat Needle Point Extensions

Mitutoyo 21AAA330 Carbide Flat Needle Point Extension Rod, Ø1 x 5mm 21AAA330

This flat needle point carbide rod has a diameter of 1mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA339 Carbide Flat Needle Point Extension Rod, Ø2 x 40mm 21AAA339

This flat needle point carbide rod has a diameter of 2mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA338 Carbide Flat Needle Point Extension Rod, Ø1.5 x 40mm 21AAA338

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA334 Carbide Flat Needle Point Extension Rod, Ø1 x 40mm 21AAA334

This flat needle point carbide rod has a diameter of 1mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA335 Carbide Flat Needle Point Extension Rod, Ø1.5 x 5mm 21AAA335

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA331 Carbide Flat Needle Point Extension Rod, Ø1 x 8mm 21AAA331

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137257 Carbide Flat Needle Point Extension Rod, Ø2 x 8mm 137257

This flat needle point carbide rod has a diameter of 2mm, a body length of 8mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA332 Carbide Flat Needle Point Extension Rod, Ø1 x 10mm 21AAA332

This flat needle point carbide rod has a diameter of 1mm, a body length of 10mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA336 Carbide Flat Needle Point Extension Rod, Ø1.5 x 10mm 21AAA336

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 10mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120064 Carbide Flat Needle Point Extension Rod, Ø1.5 x 13mm 120064

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 13mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA257 Carbide Flat Needle Point Extension Rod, Ø2 x 18mm 21AAA257

This flat needle point carbide rod has a diameter of 2mm, a body length of 18mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA333 Carbide Flat Needle Point Extension Rod, Ø1 x 20mm 21AAA333

This flat needle point carbide rod has a diameter of 1mm, a body length of 20mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA337 Carbide Flat Needle Point Extension Rod, Ø1.5 x 20mm 21AAA337

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 20mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA258 Carbide Flat Needle Point Extension Rod, Ø2 x 28mm 21AAA258

This flat needle point carbide rod has a diameter of 2mm, a body length of 28mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA329 Carbide Flat Needle Point Extension Rod, Ø0.45 x 5mm 21AAA329

This flat needle point carbide rod has a diameter of 1mm, a body length of 5mm, and a flatness of 0.45µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120066 Carbide Flat Needle Point Extension Rod, Ø0.45 x 3mm 120066

This flat needle point carbide rod has a diameter of 0.45mm, a body length of 3mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120065 Carbide Flat Needle Point Extension Rod, Ø1 x 3mm 120065

This flat needle point carbide rod has a diameter of 1mm, a body length of 3mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Flat Point Extensions

Mitutoyo 21AAB715 Flat point Extension Rod, Ø5mm 21AAB715

Convenient for measuring a workpiece with a spherical measuring surface. Has a flatness of 3µm and is made of hardened steel. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 10mm. For use with cartridge head probes.

Mitutoyo 101117 Flat Point Extension Rod, Ø10mm 101117

Convenient for measuring a workpiece with a spherical measuring surface. Has a flatness of 5µm and is made of hardened steel. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 10mm. For use with cartridge head probes.

Mitutoyo 21AAB712 Flat Contact Element, 5 μm 21AAB712

Convenient for measuring a workpiece with a spherical measuring surface, and is for use with cartridge head probes. It features flatness of 5 μm and is made of hardened steel.

Mitutoyo 120041 Carbide Tipped Flat Contact Point, Ø4.3mm x 5mm 120041

Metric Carbide Flat Contact point Thread : M 2.5 x 0.45 mm Length : 5 mm Diameter : 4.3 mm.

Mitutoyo 120042 Carbide Tipped Flat Contact Point, ø6.5mm x 10mm 120042

Metric Carbide Flat Contact point Thread : M 2.5 x 0.45 mm Length : 10 mm Diameter : 6.5 mm.

Mitutoyo 120043 Carbide Flat Point Extension Rod, 9.5 x 10.5 x 10mm 120043

This flat point carbide rod has a surface diameter of ø9.5mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120056 Metric Carbide Tipped Contact Flat Point, 2 x 5 x 8mm 120056

This flat point carbide rod has a surface diameter of ø2mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AZB754 Carbide Flat Point Extension Rod, 6.5 Dial 21AZB754

This flat point carbide rod has a surface diameter of ø6.4mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137399 Carbide Flat Point Extension Rod, 8 x 9 x 10mm 137399

This flat point carbide rod has a surface diameter of ø8mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Shell Point Extensions

Mitutoyo 101118 Shell Point Extension Rod, Ø5 x 10mm 101118

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 10mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137393 Shell Point Extension Rod, Ø5 x 15mm 137393

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 15mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 101387 Shell Point Extension Rod, Ø5 x 20mm 101387

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 20mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 101388 Shell Point Extension Rod, Ø5 x 25mm 101388

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 25mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA254 Shell Point Extension Rod, Ø5 x 30mm 21AAA254

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 30mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 101386 Shell Point Extension Rod, Ø5 x 5mm 101386

This rounded shell hardened steel rod is convenient plane measurement. It has a shell diameter of 5mm and a body length of 5mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Spherical Point Extensions

Mitutoyo 120058 Carbide Spherical Point Extension Rod, Ø4.3 x 5mm 120058

The spherical point has a carbide tip and an radius of 5mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120059 Carbide Spherical Point Extension Rod, Ø6.5 x 10mm 120059

The spherical point has a carbide tip and an radius of 7mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120060 Carbide Spherical Point Extension Rod, Ø9.5 x 10mm 120060

The spherical point has a carbide tip and an radius of 10mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 111460 Hardened Steel Spherical Point Extension Rod, Ø5.5 x 3mm 111460

This spherical point carbide rod has a surface diameter of Ø5.5 and a body length of 3mm. Convenient for sliding a workpiece under the point from the side since it has a large spherical face. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 125258 Hardened Steel Spherical Point Extension Rod, Ø7.9 x 5mm 125258

This spherical point carbide rod has a surface diameter of Ø7.9 and a body length of 5mm. Convenient for sliding a workpiece under the point from the side since it has a large spherical face. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 101119 Hardened Steel Spherical Contact Point, Ø10 x 5mm 101119

This spherical point carbide rod has a surface diameter of Ø10 and a body length of 5mm. Convenient for sliding a workpiece under the point from the side since it has a large spherical face. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Roller Point Extensions

Mitutoyo 901954 Hardened Steel Roller Point Extension Rod, Ø10 x 3mm 901954

This roller point rod has a wheel diameter of 10mm, a wheel width of 3mm, a body width of 10mm, and a body length of 15mm. Convenient for measuring a moving workpiece such as rolled strip. The stylus is also convenient for sliding a workpiece under the roller point from the side. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Knife-Edge Point Extensions

Mitutoyo 120067 Carbide Knife Edge Point, Ø4 x 8mm, 25° 120067

This knife-edge point carbide rod has a point length of 0.5mm, a body length of 15mm, and a tip angle of 25°. Convenient for measuring a narrow groove diameter. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Needle Point Extensions

Mitutoyo 101121 Needle Point Extension Rod, Ø0.4 x 11mm 101121

This needle point stainless steel rod is convenient for measuring the bottom face of a groove or hole. It has a point diameter of Ø0.4mm and a body diameter of Ø5mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137413 Needle Point Extension Rod, Ø0.4 x 13mm 137413

Mitutoyo 21AAA255 Metric Steel Contact Needle Point, Ø0.4 x 21mm 21AAA255

Mitutoyo 21AAA256 Needle Point Extension Rod, Ø0.4 x 31mm 21AAA256

Ball Point Extensions

Mitutoyo 901312 Ball Point Extension Rod, Ungrooved Carbide, 7.3mm 901312

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 7.3mm. For use with cartridge head probes.

Mitutoyo 137392 Ball Point Extension Rod, Ungrooved Ruby, 20mm 137392

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 20mm. For use with cartridge head probes.

Mitutoyo 120055 Ball Point Extension Rod, Ungrooved Ruby, 25mm 120055

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 25mm. For use with cartridge head probes.

Mitutoyo 21AAA253 Ball Point Extension Rod, Ungrooved Ruby, 30mm 21AAA253

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 901994 Ball Point Extension Rod, Ungrooved Nylon, 7.3mm 901994

This styli has a ungrooved nylon ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 21AAA349 Carbide Ball Point Extension Rod, Ø1 x 7.3mm 21AAA349

This ball point hardened steel rod is convenient indentations. It has a ball point diameter of 1mm and a body length of 7.3mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA350 Carbide Ball Point Extension Rod, Ø1.5 x 7.3mm 21AAA350

This ball point hardened steel rod is convenient indentations. It has a ball point diameter of 1.5mm and a body length of 7.3mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 101122 Hardened Steel Ball Point Contact Point, ø1.8 x 7.3mm 101122

Metric Steel Ball Point Contact Thread : M2.5 x .45 Length :7.3mm Diameter 5mm, Ball diameter : 1.8mm.

Mitutoyo 21AAA351 Carbide Ball Point Extension Rod, Ø2.5 x 7.3mm 21AAA351

This ball point hardened steel rod is convenient indentations. It has a ball point diameter of 2.5mm and a body length of 7.3mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA352 Carbide Ball Point Extension Rod, Ø4 x 7.3mm 21AAA352

This ball point hardened steel rod is convenient indentations. It has a ball point diameter of 4mm and a body length of 7.3mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120051 Ball Point Extension Rod, Ungrooved Ruby, 15mm 120051

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 15mm. For use with cartridge head probes.

Mitutoyo 120047 Ball Point Extension Rod, Ungrooved Ruby, 7.3mm 120047

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 7.3mm. For use with cartridge head probes.

Mitutoyo 21JAA225 Ball Point Extension Rod, Ungrooved Carbide, 14mm 21JAA225

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 14mm. For use with cartridge head probes.

Mitutoyo 120049 Ball Point Extension Rod, Ungrooved Carbide, 15mm 120049

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 15mm. For use with cartridge head probes.

Mitutoyo 21JAA224 Ball Point Extension Rod, Ungrooved Carbide, 17mm 21JAA224

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 17mm. For use with cartridge head probes.

Mitutoyo 137391 Ball Point Extension Rod, Ungrooved Carbide, 20mm 137391

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 17mm. For use with cartridge head probes.

Mitutoyo 21JAA226 Ball Point Extension Rod, Ungrooved Carbide, 22mm 21JAA226

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 22mm. For use with cartridge head probes.

Mitutoyo 120053 Ball Point Extension Rod, Ungrooved Carbide, 25mm 120053

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 25mm. For use with cartridge head probes.

Mitutoyo 21AAA252 Ball Point Extension Rod, Ungrooved Carbide, 30mm 21AAA252

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 902119 Ball Point Extension Rod, Grooved Carbide (Waterproof), 8.3mm 902119

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 8.3mm. For use with cartridge head probes.

Mitutoyo 21AZA320 Ball Point Extension Rod, Grooved Carbide (Waterproof), 12.1mm 21AZA320

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 12.1mm. For use with cartridge head probes.

Mitutoyo 21AZA321 Ball Point Extension Rod, Grooved Carbide (Waterproof), 19.3mm 21AZA321

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 19.3mm. For use with cartridge head probes.

Conical Point Extensions

Mitutoyo 101120 Hardened Steel Conical Point Extension Rod, ø5 x 10mm, 60° Tip 101120

Metric Steel Contact point Thread : M 2.5 x 0.45 mm Length : 10 mm Angle : 60 degrees Tip radius : 0.03 mm.

Mitutoyo 101385 Hardened Steel Conical Point Extension Rod, Ø5 x 5mm, 90° Tip 101385

This conical point hardened steel rod has a point length of 5mm, a body length of 5mm, and a tip angle of 90°. Used for positioning a measuring point accurately. The stylus is not suitable for measuring a soft workpiece since its tip easily scratches the workpiece. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120068 Carbide Tip Conical Point Extension Rod, Ø1 x 0.5mm, 90° Tip 120068

This conical point rod has a carbide tipped sphere. It has a point length of 0.5mm, a rod length of 8mm, a rod diameter of Ø1mm, a body length of 15mm, and a tip angle of 90°. Used for positioning a measuring point accurately. The stylus is not suitable for measuring a soft workpiece since its tip easily scratches the workpiece. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Extension Rods

Mitutoyo 21AAA259H Extension Rod, Ø5.2 x 65mm 21AAA259H

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 65mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259J Extension Rod, Ø5.2 x 70mm 21AAA259J

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 70mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259L Extension Rod, Ø5.2 x 75mm 21AAA259L

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 75mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259M Extension Rod, Ø5.2 x 80mm 21AAA259M

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 80mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 304147 Extension Rod, Ø5.2 x 90mm 304147

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 90mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303614 Extension Rod, Ø5.2 x 100mm 303614

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 100mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 304146 Extension Rod, Ø5.2 x 60mm 304146

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 60mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259G Extension Rod, Ø5.2 x 55mm 21AAA259G

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 55mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303611 Extension Rod, Ø5.2 x 10mm 303611

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 10mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259A Extension Rod, Ø5.2 x 15mm 21AAA259A

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 15mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303612 Extension Rod, Ø5.2 x 20mm 303612

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 20mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259B Extension Rod, Ø5.2 x 25mm 21AAA259B

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 25mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303613 Extension Rod, Ø5.2 x 30mm 303613

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 30mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259C Extension Rod, Ø5.2 x 35mm 21AAA259C

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 35mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259D Extension Rod, Ø5.2 x 40mm 21AAA259D

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 40mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259E Extension Rod, Ø5.2 x 45mm 21AAA259E

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 45mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259F Extension Rod, Ø5.2 x 50mm 21AAA259F

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 50mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Flat Blade Point Extensions

Mitutoyo 120061 Carbide Blade Point Extension Rod, 2 x 0.4mm 120061

This flat blade point carbide rod has a blade thickness of 0.4mm, a blade width of 2mm, a blade length of 2.5mm, and a body length of 10mm. Convenient for measuring a cylindrical workpiece. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AZB768 Carbide Blade Point Extension Rod, 2 x 0.6mm 21AZB768

This flat blade point carbide rod has a blade thickness of 0.6mm, a blade width of 2mm, a blade length of 2.5mm, and a body length of 10mm. Convenient for measuring a cylindrical workpiece. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120063 Metric Carbide Tipped Contact Blade Point, 4 x 1mm 120063

This flat blade point carbide rod has a blade thickness of 1mm, a blade width of 4mm, a blade length of 2.5mm, and a body length of 10mm. Convenient for measuring a cylindrical workpiece. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Specifications ➕➖

Mitutoyo 519-331 Specifications

Measuring Range	±0.019" (0.5 mm)
Maximum Stylus Stroke	±0.025" (0.65 mm)
Measuring Force	0.25 N
Linearity	±0.5%
Dust-Proof Rubber Boot	No
Bearing Unit Structure	Plain type
Connection Method	Half-bridge type
Exciting Voltage	3.0 VRMS
Exciting Frequency	5 kHz
Exciting Waveform	Sinusoidal
Cord Length	6.56' (2 m)
Cord Thickness	Ø 0.15" (4 mm)
Connector Type	Mas-5100 (DIN5P)

Included ➕➖

What's included with the Mitutoyo 519-331

Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force

Accessories ➕➖

Click on a category to view a selection of compatible accessories with the Mitutoyo 519-331 Plain Type Cartridge Head Probe, 0.25N Force.

Flat Needle Point Extensions

Mitutoyo 21AAA330 Carbide Flat Needle Point Extension Rod, Ø1 x 5mm 21AAA330

This flat needle point carbide rod has a diameter of 1mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA339 Carbide Flat Needle Point Extension Rod, Ø2 x 40mm 21AAA339

This flat needle point carbide rod has a diameter of 2mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA338 Carbide Flat Needle Point Extension Rod, Ø1.5 x 40mm 21AAA338

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA334 Carbide Flat Needle Point Extension Rod, Ø1 x 40mm 21AAA334

This flat needle point carbide rod has a diameter of 1mm, a body length of 40mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA335 Carbide Flat Needle Point Extension Rod, Ø1.5 x 5mm 21AAA335

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA331 Carbide Flat Needle Point Extension Rod, Ø1 x 8mm 21AAA331

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 5mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137257 Carbide Flat Needle Point Extension Rod, Ø2 x 8mm 137257

This flat needle point carbide rod has a diameter of 2mm, a body length of 8mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA332 Carbide Flat Needle Point Extension Rod, Ø1 x 10mm 21AAA332

This flat needle point carbide rod has a diameter of 1mm, a body length of 10mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA336 Carbide Flat Needle Point Extension Rod, Ø1.5 x 10mm 21AAA336

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 10mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120064 Carbide Flat Needle Point Extension Rod, Ø1.5 x 13mm 120064

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 13mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA257 Carbide Flat Needle Point Extension Rod, Ø2 x 18mm 21AAA257

This flat needle point carbide rod has a diameter of 2mm, a body length of 18mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA333 Carbide Flat Needle Point Extension Rod, Ø1 x 20mm 21AAA333

This flat needle point carbide rod has a diameter of 1mm, a body length of 20mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA337 Carbide Flat Needle Point Extension Rod, Ø1.5 x 20mm 21AAA337

This flat needle point carbide rod has a diameter of 1.5mm, a body length of 20mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA258 Carbide Flat Needle Point Extension Rod, Ø2 x 28mm 21AAA258

This flat needle point carbide rod has a diameter of 2mm, a body length of 28mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AAA329 Carbide Flat Needle Point Extension Rod, Ø0.45 x 5mm 21AAA329

This flat needle point carbide rod has a diameter of 1mm, a body length of 5mm, and a flatness of 0.45µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120066 Carbide Flat Needle Point Extension Rod, Ø0.45 x 3mm 120066

This flat needle point carbide rod has a diameter of 0.45mm, a body length of 3mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120065 Carbide Flat Needle Point Extension Rod, Ø1 x 3mm 120065

This flat needle point carbide rod has a diameter of 1mm, a body length of 3mm, and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Flat Point Extensions

Mitutoyo 21AAB715 Flat point Extension Rod, Ø5mm 21AAB715

Mitutoyo 101117 Flat Point Extension Rod, Ø10mm 101117

Mitutoyo 21AAB712 Flat Contact Element, 5 μm 21AAB712

Convenient for measuring a workpiece with a spherical measuring surface, and is for use with cartridge head probes. It features flatness of 5 μm and is made of hardened steel.

Mitutoyo 120041 Carbide Tipped Flat Contact Point, Ø4.3mm x 5mm 120041

Metric Carbide Flat Contact point Thread : M 2.5 x 0.45 mm Length : 5 mm Diameter : 4.3 mm.

Mitutoyo 120042 Carbide Tipped Flat Contact Point, ø6.5mm x 10mm 120042

Metric Carbide Flat Contact point Thread : M 2.5 x 0.45 mm Length : 10 mm Diameter : 6.5 mm.

Mitutoyo 120043 Carbide Flat Point Extension Rod, 9.5 x 10.5 x 10mm 120043

This flat point carbide rod has a surface diameter of ø9.5mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120056 Metric Carbide Tipped Contact Flat Point, 2 x 5 x 8mm 120056

This flat point carbide rod has a surface diameter of ø2mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 21AZB754 Carbide Flat Point Extension Rod, 6.5 Dial 21AZB754

This flat point carbide rod has a surface diameter of ø6.4mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 137399 Carbide Flat Point Extension Rod, 8 x 9 x 10mm 137399

This flat point carbide rod has a surface diameter of ø8mm and a flatness of 3µm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Shell Point Extensions

Mitutoyo 101118 Shell Point Extension Rod, Ø5 x 10mm 101118

Mitutoyo 137393 Shell Point Extension Rod, Ø5 x 15mm 137393

Mitutoyo 101387 Shell Point Extension Rod, Ø5 x 20mm 101387

Mitutoyo 101388 Shell Point Extension Rod, Ø5 x 25mm 101388

Mitutoyo 21AAA254 Shell Point Extension Rod, Ø5 x 30mm 21AAA254

Mitutoyo 101386 Shell Point Extension Rod, Ø5 x 5mm 101386

Spherical Point Extensions

Mitutoyo 120058 Carbide Spherical Point Extension Rod, Ø4.3 x 5mm 120058

The spherical point has a carbide tip and an radius of 5mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120059 Carbide Spherical Point Extension Rod, Ø6.5 x 10mm 120059

The spherical point has a carbide tip and an radius of 7mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 120060 Carbide Spherical Point Extension Rod, Ø9.5 x 10mm 120060

The spherical point has a carbide tip and an radius of 10mm. Features threaded portions of M2.5 x 0.45 x 5mm. For use with cartridge head probes.

Mitutoyo 111460 Hardened Steel Spherical Point Extension Rod, Ø5.5 x 3mm 111460

Mitutoyo 125258 Hardened Steel Spherical Point Extension Rod, Ø7.9 x 5mm 125258

Mitutoyo 101119 Hardened Steel Spherical Contact Point, Ø10 x 5mm 101119

Roller Point Extensions

Mitutoyo 901954 Hardened Steel Roller Point Extension Rod, Ø10 x 3mm 901954

Knife-Edge Point Extensions

Mitutoyo 120067 Carbide Knife Edge Point, Ø4 x 8mm, 25° 120067

Needle Point Extensions

Mitutoyo 101121 Needle Point Extension Rod, Ø0.4 x 11mm 101121

Mitutoyo 137413 Needle Point Extension Rod, Ø0.4 x 13mm 137413

Mitutoyo 21AAA255 Metric Steel Contact Needle Point, Ø0.4 x 21mm 21AAA255

Mitutoyo 21AAA256 Needle Point Extension Rod, Ø0.4 x 31mm 21AAA256

Ball Point Extensions

Mitutoyo 901312 Ball Point Extension Rod, Ungrooved Carbide, 7.3mm 901312

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 7.3mm. For use with cartridge head probes.

Mitutoyo 137392 Ball Point Extension Rod, Ungrooved Ruby, 20mm 137392

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 20mm. For use with cartridge head probes.

Mitutoyo 120055 Ball Point Extension Rod, Ungrooved Ruby, 25mm 120055

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 25mm. For use with cartridge head probes.

Mitutoyo 21AAA253 Ball Point Extension Rod, Ungrooved Ruby, 30mm 21AAA253

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 901994 Ball Point Extension Rod, Ungrooved Nylon, 7.3mm 901994

This styli has a ungrooved nylon ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 21AAA349 Carbide Ball Point Extension Rod, Ø1 x 7.3mm 21AAA349

Mitutoyo 21AAA350 Carbide Ball Point Extension Rod, Ø1.5 x 7.3mm 21AAA350

Mitutoyo 101122 Hardened Steel Ball Point Contact Point, ø1.8 x 7.3mm 101122

Metric Steel Ball Point Contact Thread : M2.5 x .45 Length :7.3mm Diameter 5mm, Ball diameter : 1.8mm.

Mitutoyo 21AAA351 Carbide Ball Point Extension Rod, Ø2.5 x 7.3mm 21AAA351

Mitutoyo 21AAA352 Carbide Ball Point Extension Rod, Ø4 x 7.3mm 21AAA352

Mitutoyo 120051 Ball Point Extension Rod, Ungrooved Ruby, 15mm 120051

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 15mm. For use with cartridge head probes.

Mitutoyo 120047 Ball Point Extension Rod, Ungrooved Ruby, 7.3mm 120047

This styli has a ruby ball contact point. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 7.3mm. For use with cartridge head probes.

Mitutoyo 21JAA225 Ball Point Extension Rod, Ungrooved Carbide, 14mm 21JAA225

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 14mm. For use with cartridge head probes.

Mitutoyo 120049 Ball Point Extension Rod, Ungrooved Carbide, 15mm 120049

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 15mm. For use with cartridge head probes.

Mitutoyo 21JAA224 Ball Point Extension Rod, Ungrooved Carbide, 17mm 21JAA224

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 17mm. For use with cartridge head probes.

Mitutoyo 137391 Ball Point Extension Rod, Ungrooved Carbide, 20mm 137391

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 17mm. For use with cartridge head probes.

Mitutoyo 21JAA226 Ball Point Extension Rod, Ungrooved Carbide, 22mm 21JAA226

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 22mm. For use with cartridge head probes.

Mitutoyo 120053 Ball Point Extension Rod, Ungrooved Carbide, 25mm 120053

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 25mm. For use with cartridge head probes.

Mitutoyo 21AAA252 Ball Point Extension Rod, Ungrooved Carbide, 30mm 21AAA252

Features threaded portions of M2.5 x 0.45 x 5mm and a length of 30mm. For use with cartridge head probes.

Mitutoyo 902119 Ball Point Extension Rod, Grooved Carbide (Waterproof), 8.3mm 902119

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 8.3mm. For use with cartridge head probes.

Mitutoyo 21AZA320 Ball Point Extension Rod, Grooved Carbide (Waterproof), 12.1mm 21AZA320

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 12.1mm. For use with cartridge head probes.

Mitutoyo 21AZA321 Ball Point Extension Rod, Grooved Carbide (Waterproof), 19.3mm 21AZA321

This carbide styli is resistant to abrasion. Features threaded portions of M2.5 x 0.45 x 5mm and a length of 19.3mm. For use with cartridge head probes.

Conical Point Extensions

Mitutoyo 101120 Hardened Steel Conical Point Extension Rod, ø5 x 10mm, 60° Tip 101120

Metric Steel Contact point Thread : M 2.5 x 0.45 mm Length : 10 mm Angle : 60 degrees Tip radius : 0.03 mm.

Mitutoyo 101385 Hardened Steel Conical Point Extension Rod, Ø5 x 5mm, 90° Tip 101385

Mitutoyo 120068 Carbide Tip Conical Point Extension Rod, Ø1 x 0.5mm, 90° Tip 120068

Extension Rods

Mitutoyo 21AAA259H Extension Rod, Ø5.2 x 65mm 21AAA259H

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 65mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259J Extension Rod, Ø5.2 x 70mm 21AAA259J

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 70mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259L Extension Rod, Ø5.2 x 75mm 21AAA259L

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 75mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259M Extension Rod, Ø5.2 x 80mm 21AAA259M

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 80mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 304147 Extension Rod, Ø5.2 x 90mm 304147

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 90mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303614 Extension Rod, Ø5.2 x 100mm 303614

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 100mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 304146 Extension Rod, Ø5.2 x 60mm 304146

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 60mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259G Extension Rod, Ø5.2 x 55mm 21AAA259G

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 55mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303611 Extension Rod, Ø5.2 x 10mm 303611

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 10mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259A Extension Rod, Ø5.2 x 15mm 21AAA259A

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 15mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303612 Extension Rod, Ø5.2 x 20mm 303612

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 20mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259B Extension Rod, Ø5.2 x 25mm 21AAA259B

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 25mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 303613 Extension Rod, Ø5.2 x 30mm 303613

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 30mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259C Extension Rod, Ø5.2 x 35mm 21AAA259C

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 35mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259D Extension Rod, Ø5.2 x 40mm 21AAA259D

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 40mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259E Extension Rod, Ø5.2 x 45mm 21AAA259E

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 45mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.

Mitutoyo 21AAA259F Extension Rod, Ø5.2 x 50mm 21AAA259F

This extension rod has an external end diameter of Ø5.2mm, a body diameter of Ø5mm, and a body length of 50mm . It has an external thread of M2.5 x 0.45 and an internal thread of M2.5 x 0.45.