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NSN 4920-01-149-0257

Grinding Fixture

About this product

Manufacturer's drawing name=holding fixture,inlet gearbox module; fixture c/o a base upon which a power nut/supportand 4 locator clamp assys are atttached, a power screw with a 0.750 inch sq female drive and a pusher which interfaces with the n0. 3 bearing inneer races.

Manufacturer part number 856A1047G03 for national stock number 4920011490257.

Datasheet

  • Product description

    Aircraft Engine Maintenance Fixture NSN 4920-01-149-0257.

  • MPN or Model

    856A1047G03

  • Schedule B
    8466.20.8040 (Jigs and fixtures, nesoi, for machine tools)
  • NMF (National Motor Freight)
    186630 - Tools:noi O/t Plstc In Bbls/bxs
  • End Application
    F108-cf-100 aircraft engine, kc-135 re-engine
  • Nominallength
    16.000 inches
  • Nominalheight
    10.000 inches
  • Nominaldiameter
    16.000 inches
  • Functional Description
    Fixture needed to install no. 3 bearing on the 47 tooth inlet gearbox bevel gear; to restrain the 47 tooth gear/no. 3 bearing assembly while the n0. 3 bearing rotating seal is installed/removed using 856a1046; to install the 47tooth gear/n0. 3 bearing assembly in the inlet gearbox housing; to restrain the inlet gearbox housing while the no. 3 bearing retainer bolt is installed/remmoved using 856a1045
  • Unpackaged Unit Weight
    60.000 pounds
  • Reference Data And Literature
    F34601-94-d-0976, serd 0644
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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 4920011490257

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
856A1047G03 Cfm International, Inc.
856A1047G01 Cfm International, Inc.
856A1047G02 Cfm International, Inc.
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