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National Stock Number:
4820-01-215-4224
Federal Supply Class:
4820
National Item Identification Number:
012154224
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:
| 71774-30X3 PC5 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | 71774-30X4 PC5 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | 71774-30X4 PIECE 5 | 96169 | ELECTRIC BOAT CORPORATION | | SSN671-300-2047866 PIECE 5 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 10.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 13.000 INCHES NOMINAL | | FLANGE DIAMETER | 14.738 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 1.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766 CL 316L COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 1.000 INCHES NOMINAL |
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