2935-01-138-4258 RING,WEARING Index 5340-01-138-4260 PIN,QUICK RELEASE

National Stock Number:
2935-01-138-4259

Federal Supply Class:
2935

National Item Identification Number:
011384259

Description:
RING,WEARING

Detail:
A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.


Manufacturer Information:
506-4478700 PIECE 6581898SUPERVISOR OF SHIPBUILDING CONVERSION AND REPAIR USN


Techincal Specification:
BODY INSIDE DIAMETER7.375 INCHES MINIMUM AND 7.376 INCHES MAXIMUM
BODY OUTSIDE DIAMETER7.874 INCHES MINIMUM AND 7.875 INCHES MAXIMUM
BODY STYLEPLAIN W/INTERNAL FLANGE
CORNER SHAPESQUARE ALL CORNERS
INTERNAL FLANGE INSIDE DIAMETER7.360 INCHES MINIMUM AND 7.365 INCHES MAXIMUM
INTERNAL FLANGE WIDTH0.234 INCHES NOMINAL
OVERALL LENGTH1.000 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING
SURFACE FINISH125.0 MICROINCHES OUTSIDE
SURFACE FINISH250.0 MICROINCHES COUNTERBORE
SURFACE FINISH250.0 MICROINCHES INSIDE
SURFACE FINISH250.0 MICROINCHES LEFT FACE
SURFACE FINISH250.0 MICROINCHES RIGHT FACE


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