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National Stock Number:
4820-00-175-1981
Federal Supply Class:
4820
National Item Identification Number:
001751981
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:
| 346554PC4 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.375 INCHES NOMINAL | | OVERALL HEIGHT | 0.100 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-611-B FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL THREAD SIZE | 0.562 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 5.000 MINIMUM AND 30.000 MAXIMUM | | SEAT RADIUS | 0.005 INCHES NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN THREADED | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.053 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
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