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National Stock Number:
4820-01-181-8442
Federal Supply Class:
4820
National Item Identification Number:
011818442
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:
| SP-19-8B-FP | 92021 | IMI CRITICAL ENGR PBM LLC | | SP-79137A ITEM SP-19-8B-FP | 92021 | IMI CRITICAL ENGR PBM LLC | | SPRTK408 | 92021 | IMI CRITICAL ENGR PBM LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.865 INCHES NOMINAL | | MATERIAL | PLASTIC SEAT | | OVERALL HEIGHT | 0.468 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.266 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN |
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