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National Stock Number:
4820-01-216-2712
Federal Supply Class:
4820
National Item Identification Number:
012162712
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:
| 21607A | 32869 | O. C. KECKLEY COMPANY |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.410 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.454 INCHES NOMINAL | | FLANGE DIAMETER | 0.554 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.057 INCHES NOMINAL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.084 INCHES NOMINAL |
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