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National Stock Number:
4810-00-460-2890
Federal Supply Class:
4810
National Item Identification Number:
004602890
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:
| 17-32283-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | AGAV | | FSC APPLICATION DATA | BODY ASSEMBLY,VALVE,CATAPULT,ACFT LAUNCHING | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-869 CLASS D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 1.312 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.562 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
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