Mitutoyo Digital Spline Micrometer, Type A, 0-25mm – 331-251-30

Features:

• IP65 water/dust protection (Series 331).
  
• The anvil and spindle have a small diameter for measuring splined shafts, slots, and keyways.
  
• Non-slip grip finish (digital models)
  
• With ratchet stop for constant force.
  
• With SPC output (Series 331).
  
• With a standard bar except 0-1 and 0-25mm model.
  
• Supplied in fitted plastic case.

Technical Data:

• Accuracy: Refer to the list of specifications
  
• Resolution*: .00005/0.001mm or 0.001mm
  
• Graduation**: .0001 or 0.01mm, .001″
  
• Flatness: .000012 / 0.3m
  
• Parallelism: (2+R/100)m, R=max. range (mm)
  [.00008 + .00004 (L/4)]
  L = max. range (inch)
  
• Measuring faces: Carbide tipped
  
• Display*: LCD
  
• Battery*: SR44 (1 pc.), 938882
  
• Battery life*: Approx. 2.4 years under normal use
  
• Dust/Water protection level*: IP65

Function of Digital Model

• Origin-set, Zero-setting, Data hold, Data output, inch/mm conversion (on inch/metric models only)
  
• Function lock
  
• Alarm: Low voltage, Counting value composition error
  

*Digital models

**Analog models

See all Mitutoyo Electronic Spline Micrometers with SPC Output