4820-01-391-3301 DIAPHRAGM,VALVE,FLAT Index 4820-01-391-3303 VALVE,CHECK

National Stock Number:
4320-01-391-3302

Federal Supply Class:
4320

National Item Identification Number:
013913302

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:
654B024763857CIRCOR NAVAL SOLUTIONS LLC
654B0247C05163857CIRCOR NAVAL SOLUTIONS LLC
654B0247C051A63857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
MATERIALCOPPER ALLOY
BODY STYLEINTERNAL FLANGE W/EXTERNAL LOCKING FLANGE
OVERALL LENGTH0.938 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.438 INCHES NOMINAL
BODY INSIDE DIAMETER3.000 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
DISTANCE BETWEEN FLANGES0.430 INCHES NOMINAL
END TO FLANGE DISTANCE0.875 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER2.625 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.250 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS1.938 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS2.219 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.125 INCHES NOMINAL
DISTANCE FROM END0.438 INCHES NOMINAL
CORNER SHAPESQUARE ALL CORNERS
SPECIAL FEATURESCHUCKING LIG REMOVED AFTER MACHINING


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