4320-00-077-0930 RING,WEARING Index 4320-00-077-0936 SLEEVE,SHAFT,PUMP

National Stock Number:
4320-00-077-0931

Federal Supply Class:
4320

National Item Identification Number:
000770931

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:
C258A63857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
BODY INSIDE DIAMETER4.480 INCHES MINIMUM AND 4.500 INCHES MAXIMUM
BODY OUTSIDE DIAMETER5.250 INCHES NOMINAL
BODY STYLEINTERNAL FLANGE W/EXTERNAL LOCKING FLANGE
DISTANCE BELOW CENTERLINE0.125 INCHES NOMINAL
DISTANCE BETWEEN FLANGES0.625 INCHES NOMINAL
DISTANCE FROM END0.250 INCHES NOMINAL
END TO FLANGE DISTANCE0.780 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
INTERNAL FLANGE INSIDE DIAMETER3.625 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.328 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
LARGEST EXTERNAL ANCHOR FLANGE RADIUS2.750 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
MATERIALCOPPER ALLOY
OVERALL LENGTH1.005 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS2.500 INCHES MINIMUM AND 2.555 INCHES MAXIMUM


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