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National Stock Number:
4820-01-040-0603
Federal Supply Class:
4820
National Item Identification Number:
010400603
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:
| 5000S4824F1385602PIECE2-10IN | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177917 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-2177917-10-02 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.938 INCHES MINIMUM AND | | 0.943 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 11.188 INCHES NOMINAL | | BODY INSIDE DIAMETER | 9.938 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B 164 ASSN STD SINGLE MATERIAL RESPONSE OR | | QQ-N-288 COMP B FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | COPPER SEAT | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 11.188 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.938 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY |
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