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National Stock Number:
4820-01-498-4373
Federal Supply Class:
4820
National Item Identification Number:
014984373
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:
| 342-7107384 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 342-7107384-31 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H643-6506-31 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.089 INCHES NOMINAL | | OVERALL HEIGHT | 0.500 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY SEAT | | NOMINAL THREAD SIZE | 0.375 INCHES FIRST THREADED PORTION | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | NHA VALVE ASSY SN | | STYLE DESIGNATOR | PLAIN THREADED | | THREAD CLASS | 2A FIRST THREADED PORTION | | THREAD LENGTH | 0.500 INCHES NOMINAL FIRST THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF FIRST THREADED PORTION |
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