Mitutoyo

Tubular Inside Micrometers SERIES 139, 339, 140

Extension Pipe Type

  • Wide range of inside measurements possible
    by combining Extension Pipes and anvils with
    the micrometer head.
  • Carbide measuring faces are available.
  • The sleeve is rotated to adjust the index line
    position when setting to a length standard.
  • An inside length standard is required for
    accurately setting the micrometer.

Order Nos. 339-101/301/302/102/303/304

features:

  • IP65 (water-proof) protection level that enables use in
    the presence of cutting fluid.
  • A large-character LCD display.
  • Storage of 2 preset values for use when setting to an
    inside length standard.
  • A function lock that prevents accidental changing of
    the reference setting during measurement.

Technical Data
• Accuracy

339 series
±( 3 + number of pipes + maximum measurement
length/50) μm (fraction rounded up)

139 series
±( 3 + number of pipes + maximum measurement
length/50) μm (fraction rounded up)

140 series
±( 7 + number of pipes + maximum measurement
length/50) μm (fraction rounded up)

• Excluding quantizing error (only for Digimatic)