Dial Indicators

Shock Proof Illustration
Shock proof
Click image to enlarge

Dorsey's high amplification dial indicators feature a shock proof "following" type jeweled movement, lightweight interia segmented precision gears and a two piece ring case for unparalleled accuracy and repeatability. Chrome plated hardened steel stem is virtually crush proof. All Dorsey ultra high amplification dial indicators utilize lever principle of motion. They do not rely on rack and pinion motion. This eliminates the inherent error between meshing of racks and gears. The illustration shows Dorsey's unique shock proof, high amplification dial indicator movement. Our dial indicators feature this lever principal and an adjustable eccentric cam to achieve unparalleled accuracy and repeatability.

Dial Indicators Group 4

Indicators Features:

  • High amplification movement permits:
    • Graduations as fine as .00002"
    • Improved readability and minimized judgement error
    • Performance comparable to more expensive gaging methods
      4I4-002 Dial Indicator
      4I4-002 Indicator
      Click image to enlarge
    • Convenient portability - no external connection required
    • Interchangeability - can be used in the same environment as any other mechanical dial indicator
    • Simplified service - complete movement is easly removed from the case for cleaning or direct replacement at low cost
  • Lever principle of amplification - minimizes effect of spindle sideshake. Linearity and repeatability maintained through millions os cycles
  • 3-5/8" bezel - conforms to ANSI/AGD standards
  • Adjustable gaging force - easily adjustable from 2 to 5 oz. by externally accessible screw
  • External zero adjustment knob - makes possible the advantage of adjusting dial indicator hand to zero rather than rotating bezel to 'zero' hand
  • Optional lifting lever or cable release. Use lifting lever only when dial indicator is back mounted. Cable release may be used when dial indicator is back or stem mounted and enhances stability of gaging setup

Dial Indicators Group 4 Product Line:

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Dial Indicators Group 3

Indicator Features:

  • High amplification movement - graduation as fine as .00005". Improved readability and minimizes judgement error.
  • Lever principle of amplification - minimizes effect of spindle sideshake. Linearity and repeatability maintained through millions os cycles
    3I50-01 Dial Indicator
    3I50-01 Indicator
    Click image to enlarge
  • 2-15/16" bezel - fits many existing fixtures. Conforms to ANSI/AGD standards
  • Adjustable gaging force - easily adjustable from 2 to 5 oz. by externally accessible screw
  • External zero adjustment knob - makes possible the advantage of adjusting dial indicator hand to zero rather than rotating bezel to 'zero' hand
  • Optional lifting lever or cable release. Use lifting lever only when dial indicator is back mounted. Cable release may be used when dial indicator is back or stem mounted and enhances stability of gaging setup
  • Optional toleranec hands - accomodates tolerance hands to faciliate production gaging

Dial Indicators Group 3 Product Line:

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Dial Indicators Group 2

Indicator Features:

2I50-01 Dial Indicator
2I50-01 Indicator
Click image to enlarge
  • High amplification movement - graduation as low as .00005". Improved readability and minimizes judgement error.
  • Lever principle of amplification - minimizes effect of spindle sideshake. Linearity and repeatability maintained through millions os cycles
  • 2.25" bezel - fits many existing fixtures. Conforms to ANSI/AGD standards
  • Adjustable gaging force - standard is 3 oz. Available at higher or lower values with factory adjustment
  • Bezel zero adjustment - insures positive lock
  • Straight through spindle - permits installation of top mounted accesories and options
  • Optional lifting lever positions - can be attached to top bushing or stem
  • Optional tolerance hands - accomodates tolerance hands to faciliate production gaging

Dial Indicators Group 2 Product Line:

Download catalog page with complete product offering

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