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National Stock Number:
4820-01-139-1684
Federal Supply Class:
4820
National Item Identification Number:
011391684
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:
| MP-20-8B | 92021 | IMI CRITICAL ENGR PBM LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 4.392 INCHES NOMINAL | | OVERALL HEIGHT | 0.645 INCHES NOMINAL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN |
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