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National Stock Number:
4820-01-432-8202
Federal Supply Class:
4820
National Item Identification Number:
014328202
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:
| 6397434 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-023 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-058 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-X23XXX-023 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-X23XXX-058 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-X24XXX-023 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-X24XXX-058 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM | | FLANGE DIAMETER | 0.930 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.188 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-24252 COMP 1, COND CA-7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COBALT OVERALL | | NOMINAL THREAD SIZE | 0.7656 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD LENGTH | 0.218 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 24 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.312 INCHES NOMINAL |
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