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National Stock Number:
4810-01-086-9970
Federal Supply Class:
4810
National Item Identification Number:
010869970
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:
| D5-9-161 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 1.646 INCHES MINIMUM AND | | 1.688 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.000 INCHES MINIMUM AND | | 1.004 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.405 INCHES MINIMUM AND | | 0.437 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.297 INCHES MINIMUM AND | | 0.329 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 0.176 INCHES MINIMUM AND | | 0.181 INCHES MAXIMUM FIRST STEP | | 0.234 INCHES MINIMUM AND | | 0.266 INCHES MAXIMUM SECOND STEP | | 0.807 INCHES MINIMUM AND | | 0.817 INCHES MAXIMUM THIRD STEP | | MATERIAL | PLASTIC POLYAMIDE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81361 | | DESIGN CONTROL REFERENCE | D5-9-161 |
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