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National Stock Number:
4820-01-234-1759
Federal Supply Class:
4820
National Item Identification Number:
012341759
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:
| A-27820-152 | 11672 | CRANE CO CRANE VALVE AND PARTS DIV | | A-27820-152 PIECE 4 | 11672 | CRANE CO CRANE VALVE AND PARTS DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 11.125 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 11.500 INCHES NOMINAL | | FLANGE DIAMETER | 12.250 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.688 INCHES NOMINAL |
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