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National Stock Number:
4820-01-075-8280
Federal Supply Class:
4820
National Item Identification Number:
010758280
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:
| 5000-S4824-1385623/DRN1385623-F6 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-1385623-031-69 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-1385623-031-43 | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 3.750 INCHES NOMINAL | | BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.219 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.562 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B164 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 3.500 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.438 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | INTERNAL LUGS FOR WRENCHING PURPOSES |
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