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National Stock Number:
4820-00-987-7992
Federal Supply Class:
4820
National Item Identification Number:
009877992
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:
| 3600-124-8 | 96169 | ELECTRIC BOAT CORPORATION | | 3600-124PC8 | 96169 | ELECTRIC BOAT CORPORATION | | S4824-H-312367P | 53711 | NAVAL SEA SYSTEMS COMMAND | | S4824-H-313267PC8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY A OVERALL | | NOMINAL THREAD SIZE | 7.250 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | THREAD CLASS | 4A SINGLE THREADED PORTION | | THREAD LENGTH | 0.812 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
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