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National Stock Number:
4820-01-204-0588
Federal Supply Class:
4820
National Item Identification Number:
012040588
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:
| 803-2177934 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177934-X2XX-19 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.937 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.766 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.516 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.122 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.644 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288,CLASS A OR B,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT |
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