576MXR Rounded Anvil Micrometer

576, 576M Outside Micrometers with Rounded Anvils, Full Finish Tapered Frame
Rounded Anvil Micrometer, Ratched Thimble, Carbide and Round Anvil, 0-13mm Range

The Starrett 576 micrometers are extremely useful for measuring the wall thickness of parts such as solid and split bearings, tubing, sleeves, collars, rings, various cylinders, and also measuring from the inside of a hole to an edge 0-13mm Range, 0.01mm Grad, Ratchet Stop, Carbide Spindle.

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  • No glare Starrett satin chrome finish
  • Advanced sleeve design with staggered lines and distinct figures for precise, easy readability
  • Balanced frame design for comfortable, accurate measuring
  • Tapered frame for narrow slots and tight places
  • Furnished with fixed, non-rotating anvil
  • One-piece frame of drop forged steel
  • Extremely hard and stable one-piece spindle
  • Quick and easy adjustment
  • Design allows 50% to 75% contact with the thread to be measured, insuring contact with the pitch diameter at all times


  • Made in America: Yes
  • Micrometer Type: Micrometer with rounded anvil
  • Range (mm): 0-13mm
  • Graduations (mm): 0.01mm
  • Anvil/Spindle Material: Carbide
  • Anvil Type: Round
  • Spindle Type: Flat
  • Thimble Type: Ratched


    2D Dimensional Drawing (PDF)



    34.42 kb



    Catalog 33 - Section 1 - Micrometers
    The L.S. Starrett Company

    In the hands of a skilled operator, the precision micrometer is the most accurate hand-held tool available. When close measurements are necessary, the micrometer is the ideal tool for the job because measurement and reading are on the same axis and the anvil end is supported by a strong frame.

    [69 pages]

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      Member of Kit
      Item #DescriptionPart No.QtyInformation
      20SPINDLE, METRIC26355-01
      40SPRING, BARREL01641-C1
      50SHELL, OUTSIDE METRIC26379-01
      60NUT, .312-60 ADJUSTING16906-01
      70ANVIL, #576-1/2PT084221
      90•CAP ASSEMBLYPT994451
      110••CAP, RATCHET07671-B1
      120•BODY, RATCHET #23019773-01
      130•PIN, RATCHET .066D X .156LPT189761
      140•SPRING, .041X.061X.188X.010X6PT076731
      150•SCREW, #2-64 SLOT X .204 LONGPT197721
      160WRENCH #232 1/2PT171841

    California Proposition 65 Warning

      WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov