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National Stock Number:
4820-00-036-0021
Federal Supply Class:
4820
National Item Identification Number:
000360021
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:
| ND523 | 14959 | CRANE CO DIV VALVE DIV |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN THREADED | | OVERALL HEIGHT | 0.656 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.500 INCHES NOMINAL | | MATERIAL | COPPER OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE SEAT | | SEATING SURFACE SHAPE | FLAT | | SEAL ACCOMMODATION TYPE | RECESSED | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 0.750 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 28 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.656 INCHES NOMINAL SINGLE THREADED PORTION |
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