53083

831A Small Hole Gage 53083

The Starrett 831 Small Hole Gage is exactly the same as the 829 Series except that the gaging surface is a half-ball with a flat bottom. This permits use in even the most shallow holes, slots, and recesses. .125-.200" (3.2-5.1mm) Range, 2 13/16" (70mm) Length recesses.


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Features

  • Ideal for accurately measuring small holes, slots, grooves, and recesses
  • Precision Ground Radius on each gage provides two-point contact for maximum accuracy
  • Used for general work
  • Permits use in shallow holes, slots, and recesses
  • Well balanced
  • More accurate measurements
  • Hardened-ball measuring surface with two-point contact
  • Half-ball with a flat bottom
  • Smooth, sensitive adjustment
  • Adjustment of the gage beyond their range is restricted by a safety stop that prevents breakage

Specifications

  • Range (in): .125-.200"
  • Range (mm): 3.2-5.1mm
  • Length (in): 2-13/16"
  • Length (mm): 70mm

Parts

    Member of Kit
    Item #DescriptionPart No.QtyInformation
    10BALL END #831A08865-01
    20ROD, ADJUSTING08876-01
    30NUT,.052-80 ADJ ROD18288-01
    40RING, RETAINING.102X.148X.02118291-01
    50HANDLE08869-01

Downloads

    Catalog 33 - Section 15 - Hole Gages, Slot Gages

    We offer several varieties of small hole gage sets as well as telescoping gages for larger holes. Our taper gages are inserted into a hole or slot, with the diameter determined by the reading on the tool's etched scale.

    Precision Hand Tools (Catalog 33)

    612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.