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National Stock Number:
4820-01-380-6145
Federal Supply Class:
4820
National Item Identification Number:
013806145
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:
| A31425 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 440C SEAT | | SURFACE TREATMENT | PASSIVATE SEAT | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UNJ SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.062 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | SPECIFICATION/STANDARD DATA | 91816-A31425 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
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