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National Stock Number:
4920-01-467-9795
Federal Supply Class:
4920
National Item Identification Number:
014679795
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 71970 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | REQUIRED TO POLISH 2ND STAGE TURBINE DISK P/N4077902 TO RESTORE DISK BROACH SLOT OUTER PRESSURE FACE FOR EDDYCURRENT INSPECTION (ECI) | | OVERALL HEIGHT | 1.500 INCHES NOMINAL | | OVERALL LENGTH | 5.500 INCHES NOMINAL | | OVERALL WIDTH | 0.600 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER,POLISH-2ND STAGE TURBINE DISK, BROACH SLOT, OUTER PRESS. FACE | | MATERIAL | ALUMINUM ALLOY | | SPECIAL FEATURES | ADAPTER IS USED WITH THE TURBINE DISK INSTALLED IN PWA71944 FIXTURE MOUNTED ON PWA71990 RECIPROCATING POLISH MACHINE. ADAPTER CONSISTS OF A TOOL BODY THAT CONNECTS TO A POLISH MACHINE ARM AT THE TOP END AND HAS A SPRING LOADED SIDE PLATE FOR RETAINING ADHESIVE VELCRO PADS AND FINE OR ULTRA-FINE SCOTCH BRITE POLISHING PADS;WT 1.0 LBS;NAME WAS ADAPTER ASSEMBLY,INTERFACE DEVICE | | REFERENCE DATA AND LITERATURE | SERD NUMBER 8531 |
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