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National Stock Number:
4820-00-737-7971
Federal Supply Class:
4820
National Item Identification Number:
007377971
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:
| H15-633-3 | 35301 | DRESSER INDUSTRIES INC LEROI DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.058 INCHES MINIMUM AND 1.068 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.240 INCHES MINIMUM AND 2.250 INCHES MAXIMUM | | FLANGE DIAMETER | 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1137 OVERALL | | SPECIAL FEATURES | 12 HOLES,0.281 IN. DIA EQUALLY SPACED | | SEAL ACCOMMODATION TYPE | GROOVED | | SEAT RADIUS | 0.016 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
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