4820-01-057-7282 SEAT,VALVE Index 9905-01-057-7284 PLATE,IDENTIFICATION

National Stock Number:
4820-01-057-7283

Federal Supply Class:
4820

National Item Identification Number:
010577283

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:
2412079294E-SYSTEMS INC MONTEK DIV FLUID CONTROLS OPNS
272090UES3MID-AMERICA AEROTECH, LLC
2720919156MOOG INC
2720979294E-SYSTEMS INC MONTEK DIV FLUID CONTROLS OPNS
2720994697MOOG INC


Techincal Specification:
BODY INSIDE DIAMETER0.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.006 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.312 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
UNDER FLANGE HEIGHT0.208 INCHES NOMINAL
THREAD CLASS2B SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNF SINGLE THREADED PORTION


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