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National Stock Number:
4820-00-136-2024
Federal Supply Class:
4820
National Item Identification Number:
001362024
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:
| 177692-81 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.497 INCHES MINIMUM AND | | 0.499 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.377 INCHES MINIMUM AND | | 0.379 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.280 INCHES MINIMUM AND | | 0.281 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.075 INCHES MINIMUM AND | | 0.076 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.068 INCHES MINIMUM AND | | 0.073 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693,TYPE 3,GRADE NATURAL COLOR MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.005 INCHES MINIMUM AND | | 0.025 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99657 | | DESIGN CONTROL REFERENCE | 177692-81 |
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