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National Stock Number:
4820-01-431-7516
Federal Supply Class:
4820
National Item Identification Number:
014317516
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:
| 6983468 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6983468 PIECE 35 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6983468-PC035 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | FAUCET | | FLANGE DIAMETER | 7.000 INCHES NOMINAL | | BODY INSIDE DIAMETER | 5.000 INCHES MINIMUM AND | | 5.002 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.288 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 1.280 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-H-24480 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 5.750 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 8 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.810 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | U/O DIAPHRAGM OPER CHECK VALVE |
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