4320-00-740-3477 IMPELLER,PUMP,CENTRIFUGAL Index 3120-00-740-3479 BEARING,SLEEVE

National Stock Number:
4320-00-740-3478

Federal Supply Class:
4320

National Item Identification Number:
007403478

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:
1033354402RPS-FL, INC.
17491-P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
17491-P93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
RY-129100-A0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
RY-129100-A54402RPS-FL, INC.
RY-129100-A93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
RY-129100-A-17491-P93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER4.000 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.514 INCHES MINIMUM AND 4.516 INCHES MAXIMUM
BODY STYLEPLAIN W/INTERNAL FLANGE
BOLT CIRCLE DIAMETER3.000 INCHES NOMINAL
BOLT HOLE QUANTITY10
CHAMFER ANGLE45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH0.125 INCHES NOMINAL OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
INTERNAL FLANGE INSIDE DIAMETER2.500 INCHES MINIMUM AND 2.501 INCHES MAXIMUM
INTERNAL FLANGE WIDTH0.375 INCHES NOMINAL
OVERALL LENGTH0.969 INCHES NOMINAL
MATERIALCOPPER ALLOY
UNTHREADED MOUNTING HOLE DIAMETER0.219 INCHES MINIMUM AND 0.438 INCHES MAXIMUM


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