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National Stock Number:
4820-00-402-2442
Federal Supply Class:
4820
National Item Identification Number:
004022442
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:
| ND14254 | K0207 | HALE HAMILTON (VALVES) LIMITED |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.686 INCHES MINIMUM AND 0.687 INCHES MAXIMUM | | FLANGE DIAMETER | 0.844 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.125 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | SEAT RADIUS | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.312 INCHES NOMINAL |
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