4820-01-121-2864 SEAT,VALVE Index 4320-01-121-2866 PUMP UNIT,CENTRIFUGAL

National Stock Number:
4820-01-121-2865

Federal Supply Class:
4820

National Item Identification Number:
011212865

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:
5001004-X3X1-0753711NAVAL SEA SYSTEMS COMMAND
600055650DOWN EAST, INC.
803-500100453711NAVAL SEA SYSTEMS COMMAND
803-5001004-4XX53711NAVAL SEA SYSTEMS COMMAND
803-5001004-X3X1-0753711NAVAL SEA SYSTEMS COMMAND
803-5001004-X4X53711NAVAL SEA SYSTEMS COMMAND
803-5001004-X4XX-0753711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER5.755 INCHES MINIMUM AND 5.760 INCHES MAXIMUM
BODY OUTSIDE DIAMETER7.057 INCHES NOMINAL
FLANGE DIAMETER7.432 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.237 INCHES NOMINAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT0.383 INCHES MINIMUM AND 0.388 INCHES MAXIMUM


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