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National Stock Number:
4820-00-986-8783
Federal Supply Class:
4820
National Item Identification Number:
009868783
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:
| 153972 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.998 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.812 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.185 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.170 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 0.602 INCHES NOMINAL FIRST STEP | | 0.908 INCHES NOMINAL SECOND STEP | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SEATING SURFACE SHAPE | FLAT | | SEAL ACCOMMODATION TYPE | GROOVED |
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