Model: PWA71985

Aircraft Engine Polishing Adapter

Special Features:

Ispecial pwa71985 polish adapter attaches to pwa71884 reciprocating arm and has a broach slot profile required-to polish the slot inner pressure face surface; name was adapter assembly, interface device

Properties:

Overall Width
1.000 inches
Overall Length
6.000 inches
Overall Height
2.000 inches
End Application
F-100-pw-229
Part Name Assigned By Controlling Agency
Adapter, polish-3rd stage turbine disk, inner pressure face
Functional Description
Adapter is required to polish 3rd-stage turbine disk p/n 4084103 to restore disk broach slot inner pressure face surface for eddy current inspection (eci), adapter is used with the turbine disk installed in pwa 71975 fixture, mounted on pwa71990 reciprocating polish machine. Adapter c/o a tool body having a connector for a polish machine arm. A controlled travel hinge plate retains double sided tape and micro mesh polishing abrasive (600 grit)
Reference Data And Literature
F33657-97-c0017, serd 8546
NSN
4920-01-468-1100
Part Number
PWA71985
Description
Adapter,polishing,aircraft Engine
CAGE

Accommodates the positioning arm of a polishing machine to fit the surface of an aircraft engine component with a contact surface conforming to the surface of the aircraft engine component to be polished. it consists of a mounting plate and a foot fabricated from an appropriate material. the mounting plate attaches to a polishing machine and the foot is specially ground to hold a pad, polishing and rubbing. the polishing machine rotates the aircraft engine component and moves the pad to contact the surface to be polished. the polishing device may be directly mounted or be attached with a section of tape, fastener, hook.

Part PWA71985 NSN 4920-01-468-1100

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
66958
FIIG:
A528A0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8467990190
  • SITC: 74519
  • End Use: Photo, service industry machinery
  • NAICS: 333991
  • USDA: 1

Freight Class: Tools for working in the hand, pneumatic,hydraulic, or w/ self-contained electric or nonelectric motor; parts

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