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National Stock Number:
4820-01-253-1987
Federal Supply Class:
4820
National Item Identification Number:
012531987
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:
| 8J8497 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 1.250 INCHES NOMINAL | | FLANGE DIAMETER | 1.620 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.100 NOMINAL INCHES | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEATING SURFACE SHAPE | FLAT | | UNDER FLANGE HEIGHT | 1.265 INCHES NOMINAL |
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