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National Stock Number:
4820-01-144-3264
Federal Supply Class:
4820
National Item Identification Number:
011443264
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:
| 76774-35X2 | 96169 | ELECTRIC BOAT CORPORATION | | SSBN640-501-2146471 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SSBN640-501-2146471 PC 34 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 13.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 15.375 INCHES NOMINAL | | FLANGE DIAMETER | 17.500 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.625 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQS-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SEAT RADIUS | 0.010 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | UNDER FLANGE HEIGHT | 0.750 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN FLANGED |
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