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National Stock Number:
4820-01-067-6518
Federal Supply Class:
4820
National Item Identification Number:
010676518
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:
| 5474-5-1-Y | 63686 | THE WALWORTH COMPANY | | N-11059PC4 | 63686 | THE WALWORTH COMPANY | | N11059PC4 4IN | 90664 | WALWORTH CO MARINE DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 4.500 INCHES NOMINAL | | OVERALL HEIGHT | 0.656 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 4.688 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN | | THREAD LENGTH | 0.375 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
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