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National Stock Number:
4820-00-956-1575
Federal Supply Class:
4820
National Item Identification Number:
009561575
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:
| 672J564PC81 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 790D191-02 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 790D191H02 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 790D191H06 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 410 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | COBALT ALLOY FACE | | MATERIAL | STEEL BODY | | SEATING SURFACE SHAPE | RADIAL | | TAPER MAJOR DIAMETER | 2.812 INCHES NOMINAL |
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