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National Stock Number:
4920-01-467-8363
Federal Supply Class:
4920
National Item Identification Number:
014678363
Description:
ADAPTER,POLISHING,AIRCRAFT ENGIN
Detail:
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.
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Manufacturer Information:
| PWA 71946 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | USED TO POLISH 2ND STAGE TURBINE DISK P/N4077902 TO RESTORE AN AFT POCKET INNER RADIUS SURFACE FOR EDDY CURRENT INSPECTION (ECI) | | OVERALL HEIGHT | 4.000 INCHES NOMINAL | | OVERALL LENGTH | 4.000 INCHES NOMINAL | | OVERALL WIDTH | 3.700 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER, POLISH-2ND STAGE TURBINEDISK, AFT POCKET INNER RADIUS | | SPECIAL FEATURES | ADAPTER IS USED WITH THE TURBINE DISK INSTALLED IN PWA71944 FIXTURE MOUNTED ON PWA71991 POLISH MACHINE ROTARYTABLE WITH AFT DISK FLANGE "UP". ADAPTER CONSISTS OF A TOOL BODY THAT CONNECTS TO A POLISH MACHINE ARM AT ONE END AND HAS A PAD HOLDER END FOR RETAININGADHESIVE FOAM TAPE AND AN MICRO-MESH ABRASIVE (600 GRIT) POLISHING PAD;WT 1.5 LBS; NAME WAS ADAPTER ASSEMBLY, INTERFACE DEVICE | | REFERENCE DATA AND LITERATURE | SERD NUMBER 8527 |
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