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National Stock Number:
4820-00-083-2886
Federal Supply Class:
4820
National Item Identification Number:
000832886
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:
| 1505012 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 1505012 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1JH1521 PIECE 7 | 79500 | WESTINGHOUSE ELECTRIC CORP |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.002 INCHES MINIMUM AND 1.003 INCHES MAXIMUM | | FLANGE DIAMETER | 1.595 INCHES MINIMUM AND 1.605 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MTL-9211 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | CHROMIUM ALLOY OVERALL | | SEAL ACCOMMODATION TYPE | GROOVED | | SEAT RADIUS | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | TAPER MAJOR DIAMETER | 0.609 INCHES NOMINAL | | TAPER MINOR DIAMETER | 0.438 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.625 INCHES NOMINAL |
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