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National Stock Number:
4820-01-431-6666
Federal Supply Class:
4820
National Item Identification Number:
014316666
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 29 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6983468-PC029 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.625 INCHES NOMINAL | | FLANGE DIAMETER | 1.060 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.186 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 0.875 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | UNDER FLANGE HEIGHT | 0.410 INCHES NOMINAL | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.310 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
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