4820-01-096-8886 SEAT,VALVE Index 4320-01-096-8888 PUMP UNIT,CENTRIFUGAL

National Stock Number:
4820-01-096-8887

Federal Supply Class:
4820

National Item Identification Number:
010968887

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:
32487-399643EATON AEROSPACE LLC
32487-3CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
52660-300 ITEM NO. 1603950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
52660-300 ITEM NO. 16CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
BODY OUTSIDE DIAMETER0.558 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
BODY STEPPED INSIDE DIAMETER0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM FIRST STEP
BODY STEPPED INSIDE DIAMETER0.3752 INCHES MINIMUM AND 0.3757 INCHES MAXIMUM SECOND STEP
CRITICALITY CODE JUSTIFICATIONZZZY
FLANGE DIAMETER0.725 INCHES MINIMUM AND 0.730 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.094 INCHES MINIMUM AND 0.098 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONN0/4203 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
SEATING SURFACE SHAPEFLAT
UNDER FLANGE HEIGHT0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
STYLE DESIGNATORPLAIN FLANGED


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