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National Stock Number:
4920-01-467-2618
Federal Supply Class:
4920
National Item Identification Number:
014672618
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:
| PWA71912 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | PREQUIRED TO POLISH 1ST STAGE TURBINE DISK P/N 4085001 TO RESTORE DISK AFT OVER RIM SURFACE FOR EDDY CURRENT INSPECTION(ECI). ADAPTER IS USED WITH THE DISK INSTALLED IN PWA71908 FIXTURE MOUNTED ON PWA71991 POLISH MACHINE ROTARY TABLE WITH DISK AFT 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 RETAINING ADHESIVE VELCRO PADS AND FINE OR ULTRA-FINE SCOTCH BRITE POLISHING PADS--CIP TASK 41-419R0982 | | OVERALL HEIGHT | 4.000 INCHES NOMINAL | | OVERALL LENGTH | 5.000 INCHES NOMINAL | | OVERALL WIDTH | 4.000 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER, POLISH-1ST STAGE TURBINE DISK, AFT OVER RIM | | MATERIAL | ALUMINUM ALLOY | | REFERENCE DATA AND LITERATURE | F33657-97-C-0017, SERD 8473 | | SPECIAL FEATURES | NAME WAS ADAPTER ASSEMBLY,INTERFACE DEVICE; WT 2.0 LBS |
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