• Mitutoyo 331-251-30 Spline Micrometer (Digimatic)
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Mitutoyo 331-251-30 Spline Micrometer (Digimatic)

Mitutoyo 331-251-30 Spline Micrometer (Digimatic)

Mitutoyo 331-251-30 Spline Micrometer (Digimatic) delivers precise digital outside measurement of splined shafts and narrow-grooved workpieces, sourced direct from Korea.

Key features

  • Spline micrometers are commonly used in precision machining and quality control environments where standard anvil geometry cannot access tight or recessed features on shaft components
402-1597 331-251-30 | 331-251 (0-25/0.001) A Type | Measurement Range: 0~25 | Minimum Graduation: 0.001 | Anvil-Spindle: TYPE A
402-1603 331-252-30 | 331-252 (25-50/0.001) A Type | Measurement Range: 25~50 | Minimum Division: 0.001 | Anvil-Spindle: TYPE A
402-1612 331-261-30 | 331-261 (0-25/0.001) B Type | Measurement Range: 0~25 | Minimum Division: 0.001 | Anvil-Spindle: TYPE B
Measuring InstrumentsMitutoyo
3 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Mitutoyo 331-251-30 Spline Micrometer (Digimatic)

Brand Mitutoyo·Measuring Instruments

Available part numbers (3)

402-1597, 402-1603, 402-1612

How to order

Send the Mitutoyo part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
402-1597331-251-30 | 331-251 (0-25/0.001) A Type | Measurement Range: 0~25 | Minimum Graduation: 0.001 | Anvil-Spindle: TYPE A
402-1603331-252-30 | 331-252 (25-50/0.001) A Type | Measurement Range: 25~50 | Minimum Division: 0.001 | Anvil-Spindle: TYPE A
402-1612331-261-30 | 331-261 (0-25/0.001) B Type | Measurement Range: 0~25 | Minimum Division: 0.001 | Anvil-Spindle: TYPE B

Need a different model, or a part not listed here? Send us your parts list →

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