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National Stock Number:
4820-00-402-5440
Federal Supply Class:
4820
National Item Identification Number:
004025440
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:
| ND12706 | K0207 | HALE HAMILTON (VALVES) LIMITED |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.250 INCHES MINIMUM AND 1.260 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.621 INCHES MINIMUM AND 1.623 INCHES MAXIMUM | | FLANGE DIAMETER | 1.870 INCHES MINIMUM AND 1.875 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.099 INCHES MINIMUM AND 0.102 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE (NYLON) OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.088 INCHES NOMINAL |
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