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National Stock Number:
4820-00-987-7982
Federal Supply Class:
4820
National Item Identification Number:
009877982
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:
| 2640-276X31-7 | 96169 | ELECTRIC BOAT CORPORATION | | 2640-276X31PC7 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.812 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.440 INCHES NOMINAL | | HARDNESS RATING | 75.0 ROCKWELL M NOMINAL OVERALL | | OVERALL HEIGHT | 0.285 INCHES NOMINAL | | MATERIAL | PLASTIC POLYAMIDE (NYLON) OVERALL | | SEAT RADIUS | 0.375 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN |
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