4820-01-603-6557 SEAT,VALVE 4820-01-603-6667 SEAT,VALVE

National Stock Number:
4820-01-603-6579

Federal Supply Class:
4820

National Item Identification Number:
016036579

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:
845-752622453711NAVAL SEA SYSTEMS COMMAND
845-7526224-X2XX-1353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER0.047 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.985 INCHES MINIMUM AND 2.990 INCHES MAXIMUM
OVERALL HEIGHT0.300 INCHES NOMINAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAT
STYLE DESIGNATORPLAIN


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