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National Stock Number:
4820-01-506-1936
Federal Supply Class:
4820
National Item Identification Number:
015061936
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:
| 4384536 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-4384536-41B-85 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-4384536-41B-85 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| OVERALL HEIGHT | 0.3438 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.1094 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR | | ASTM A494 GR. M30C ASSN STD SINGLE MATERIAL RESPONSE SEAT | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.1875 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 20 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAME ASSIGNED BY CONTROLLING AGENCY IS SEAT RING (STOP & CHECK) |
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