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National Stock Number:
4820-01-103-3290
Federal Supply Class:
4820
National Item Identification Number:
011033290
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:
| 803-4385049-X-043 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 810-4385049 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4385049-B-043 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4385049-X-043 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 10.234 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 7.750 INCHES NOMINAL THIRD STEP | | BODY STEPPED INSIDE DIAMETER | 8.000 INCHES NOMINAL SECOND STEP | | BODY STEPPED INSIDE DIAMETER | 9.000 INCHES NOMINAL FIRST STEP | | FLANGE DIAMETER | 12.234 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 1.375 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | WITH STEM GUIDE | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 13.313 INCHES NOMINAL |
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