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National Stock Number:
4920-01-478-7370
Federal Supply Class:
4920
National Item Identification Number:
014787370
Description:
MASK,PLASMA SPRAY
Detail:
A item usually metallic with an open pattern, mounted on a part(s) to cover selected areas during a metal coating (deposition) process. The item may have attaching hardware consisting of a base assembly, knob, spring, clamp, plate, and the like.
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Manufacturer Information:
| PWA72421 | 77445 | RTX CORPORATION |
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Techincal Specification:
| OVERALL HEIGHT | 5.100 INCHES NOMINAL | | OVERALL LENGTH | 28.200 INCHES NOMINAL | | OVERALL WIDTH | 28.200 INCHES NOMINAL | | REFERENCE DATA AND LITERATURE | SERD NO 9064 | | SPECIAL FEATURES | MASK IS REQUIRED FOR PLASMA SPRAY REPAIR OF 10TH-12TH STAGE COMPRESSOR STATOR SEGMENTS, REF 4083880, HAVING A WORN SNAP DIAMETER OF OUTER HOOK. MASK IS USED WITHSTATOR SEGMENTS INSTALLED IN PWA72418 FIXTURE. MASK HALVES FIT UNDER THE OUTER SEGMENT HOOK WITH LOWER END OF MASK RESTING ON PWA72418 FIXTURE BASE TO PROTECT THE OD OF THE STATOR SEGMENTS FROM PLASMA OVERSPRAY.PWA72419(TOP) AND PWA72420(HOOK RAIL) COMPLETE THE MASKING |
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