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National Stock Number:
4820-00-402-2422
Federal Supply Class:
4820
National Item Identification Number:
004022422
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:
| M11293 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11293/1ITEM6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11699ITEM6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11700 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11712 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11713 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11713PC6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11797 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M12048 ITEM 6 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.500 INCHES NOMINAL | | FLANGE DIAMETER | 0.938 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.125 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B164-61,CLASS B ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY OVERALL | | SEAT ANGLE IN DEG | 20.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | THREADED FLANGED | | UNDER FLANGE HEIGHT | 0.219 INCHES NOMINAL |
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