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National Stock Number:
4820-00-872-0313
Federal Supply Class:
4820
National Item Identification Number:
008720313
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:
| 935184-101 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| FSC APPLICATION DATA | VALVE,HYDRAULIC SYSTEM,AIRCRAFT | | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND 59.0 ROCKWELL C MAXIMUM BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 440C FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | SEATING SURFACE SHAPE | FLAT | | SURFACE TREATMENT | PASSIVATE OVERALL |
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