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National Stock Number:
4820-00-393-4305
Federal Supply Class:
4820
National Item Identification Number:
003934305
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:
| 52413 | 26505 | GROVE VALVE OPERATIONS |
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Techincal Specification:
| NOMINAL THREAD SIZE | 1.250 INCHES SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.300 INCHES NOMINAL SINGLE THREADED PORTION | | STYLE DESIGNATOR | PLAIN THREADED | | FLANGE DIAMETER | 1.250 INCHES NOMINAL | | OVERALL HEIGHT | 0.625 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.785 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 30.000 NOMINAL | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
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