7641-01-483-9642 AERONAUTICAL GEOSPATIAL PRODUCTS Index 4730-01-483-9644 NIPPLE,PIPE

National Stock Number:
4820-01-483-9643

Federal Supply Class:
4820

National Item Identification Number:
014839643

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:
1682-0055378TRAC REGULATOR CO., INC.
40734-955378TRAC REGULATOR CO., INC.
40734-9 PC NO 3355378TRAC REGULATOR CO., INC.


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL CORROSION RESISTING BODY
SEATING SURFACE SHAPEFLAT
SPECIAL FEATURESCLASS 303-COLD-COND.A


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