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National Stock Number:
4920-01-468-1100
Federal Supply Class:
4920
National Item Identification Number:
014681100
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:
| PWA71985 | 77445 | RTX CORPORATION |
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Techincal Specification:
| 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) | | OVERALL HEIGHT | 2.000 INCHES NOMINAL | | OVERALL LENGTH | 6.000 INCHES NOMINAL | | OVERALL WIDTH | 1.000 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER,POLISH-3RD STAGE TURBINE DISK, INNER PRESSURE FACE | | REFERENCE DATA AND LITERATURE | F33657-97-C0017, SERD 8546 | | SPECIAL FEATURES | SPECIAL 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 |
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