6640-01-468-6050 CALIBRATORS ACETAMI Index 5998-01-468-6052 PRINTED CIRCUIT BOARD

National Stock Number:
4820-01-468-6051

Federal Supply Class:
4820

National Item Identification Number:
014686051

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.


Manufacturer Information:
SPRTD00892021IMI CRITICAL ENGR PBM LLC


Techincal Specification:
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
SEAL ACCOMMODATION TYPERECESSED
SPECIAL FEATURESNHA VALVE, BALL 3/4"


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