Mitutoyo 147-301 Mechanical Hub Micrometer, 0-25mm


The Mitutoyo 147-301 Mechanical Hub Micrometer provides precise measurements of hub thickness and shoulder inside a bore.

Add 5-7 days for calibration

Product Description

The Mitutoyo 147-301 Mechanical Hub Micrometer features high-grade hardened steel on its frame, spindle, and anvil to deliver precise, repeatable thickness and shoulder measurements. The micrometer’s ratchet-stop mechanism provides uniform pressure on a workpiece for precise, repeatable measurements. An inch Vernier scale provides outside diameter measurements.


  • Available in Metric and Inch models
  • Carbide measuring surfaces on the anvil and spindle to reduce wear
  • Ratchet mechanism provides an audible click to ensure the measurement is at a constant force
  • Satin chrome finish on the sleeve and laser-etched measurements on the thimble for easier reading
  • Frame has a baked enamel finish for durability and a longer lifespan
  • Includes a standard bar except for 0-25mm / 0-1” model
  • Supplied in a fitted plastic case


  • Industrial
  • Aerospace
  • Automotive
  • Manufacturing
  • Engineering
  • Electronics
  • Machining
  • Quality Control
  • Construction

Similar Gages (Series 147)

  • Mitutoyo 147-301 Mechanical Hub Micrometer, 0-25mm
  • Mitutoyo 147-351 Mechanical Hub Micrometer, 0-1″
  • Mitutoyo 147-352 Mechanical Hub Micrometer, 1-2″
  • Mitutoyo 147-353 Mechanical Hub Micrometer, 2-3″

About Mitutoyo

Mitutoyo is a global leader in precision measurement and metrology products. With a history spanning over six decades, Mitutoyo solidifies its reputation as a trusted provider of high-quality measurement solutions. Founded in 1934, they continue to push the boundaries of innovation to meet evolving needs worldwide. Their commitment to precision, accuracy, and reliability makes them an indispensable partner. With an extensive range of products, Mitutoyo remains at the forefront of metrology.

Additional Information

Weight 0.5 lbs
Dimensions 1.5 × 4.5 × 1 in









3µm or less

Measuring Faces

Carbide tipped

Operation Type


Thimble Type

Ratchet Stop




Baked Enamel

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