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National Stock Number:
4820-00-118-6854
Federal Supply Class:
4820
National Item Identification Number:
001186854
Description:
SEAT,VALVE
Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
| 5867 | 00198 | PRATT & WHITNEY CANADA CORP | | 5867 | 77445 | RTX CORPORATION | | AS5867 | 12776 | AIRCRAFT SUPPLIES |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.187 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 2.633 INCHES NOMINAL | | FSC APPLICATION DATA | ACFT ENG,RECIPROCATING | | OVERALL HEIGHT | 0.437 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN | | TAPER MAJOR DIAMETER | 2.633 INCHES NOMINAL | | TAPER MINOR DIAMETER | 1.933 INCHES NOMINAL | | TAPER LENGTH | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
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