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National Stock Number:
4820-01-125-9773
Federal Supply Class:
4820
National Item Identification Number:
011259773
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:
| 501-4675697 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 501-4675697 ITEM 3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87643-7503 | 96169 | ELECTRIC BOAT CORPORATION | | 87643-7503 ITEM 3 | 96169 | ELECTRIC BOAT CORPORATION | | 97643-7503 | 96169 | ELECTRIC BOAT CORPORATION | | 97643-7503 ITEM 3 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 13.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 16.000 INCHES NOMINAL | | FLANGE DIAMETER | 20.700 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEATING SURFACE SHAPE | FLAT | | UNDER FLANGE HEIGHT | 3.250 INCHES NOMINAL |
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