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NSN 4920-01-473-2538

Grinding Fixture

About this product

C/0 a circular steel base with center post, lower and upper jaws actuated by conical plates driven by bearings a single mechanical chuck screw activates both sets of jaws, and a multi-function riser ring.

Manufacturer part number PWA72431 for national stock number 4920014732538.

Datasheet

  • Product description

    Aircraft Engine Maintenance Fixture NSN 4920-01-473-2538.

  • MPN or Model

    PWA72431

  • Schedule B
    8466.20.8040 (Jigs and fixtures, nesoi, for machine tools)
  • End Application
    F-100 pw229engine
  • Nominalheight
    10.000 inches
  • Nominaldiameter
    42.000 inches
  • Functional Description
    Pwa 72431 fixture is required for plasma coat repair of a worn aft snap diameter on the 1st stage fan air seal p/n 4075235 or p/n 4081566 the lower segmented jaws retract around the forward outer diameter of the air seal the upper segmented jaws expand into the aft end inner diameter of the air seal fixture provides air seal concentricity and flatness during machining of the aft snap repair diameter ref cip repair task 310-70y 1st stage fan air seal forward and o.D. Surface wear
  • Reference Data And Literature
    F33657-97-c-0017, serd9079
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Aircraft Engine Maintenance Fixture

A fixture designed to hold/position aircraft engine/engine components to facilitate inspection, maintenance, repair, testing and/or replacement of components.

Mechanic Bill explains Grinding Fixture

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NSN 4920014732538

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
PWA72431 United Technologies Corporation
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