4320-00-445-4421 SHAFT,TRANSMISSION,PUMP Index 4320-00-445-4423 IMPELLER,CIRCULATIN

National Stock Number:
4820-00-445-4422

Federal Supply Class:
4820

National Item Identification Number:
004454422

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:
183228-008199657MAROTTA CONTROLS INC
183228-8199657MAROTTA CONTROLS INC
280566PC1699657MAROTTA CONTROLS INC


Techincal Specification:
STYLE DESIGNATORPLAIN
OVERALL HEIGHT0.048 INCHES MINIMUM AND
0.050 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.429 INCHES MINIMUM AND
0.430 INCHES MAXIMUM
BODY INSIDE DIAMETER0.257 INCHES MINIMUM AND
0.258 INCHES MAXIMUM
MATERIALNYLON,MIL-M-20693 OVERALL
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG90.000 NOMINAL


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