4320-01-281-9511 RING,WEARING Index 4320-01-281-9513 RING,WEARING

National Stock Number:
4320-01-281-9512

Federal Supply Class:
4320

National Item Identification Number:
012819512

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:
B-007-04-017-25210941CARVER PUMP COMPANY


Techincal Specification:
BODY INSIDE DIAMETER4.334 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.727 INCHES NOMINAL
BODY STYLEPLAIN
CHAMFER ANGLE15.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH0.125 NOMINAL INCHES OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390A FED SPEC SINGLE MATERIAL RESPONSE
III MATERIALCOPPER ALLOY 903
PROPRIETARY CHARACTERISTICSPACS
OVERALL LENGTH0.390 INCHES NOMINAL
SURFACE FINISH63.0 MICROINCHES INSIDE
SURFACE FINISH125.0 MICROINCHES OUTSIDE
SURFACE FINISH250.0 MICROINCHES LEFT FACE
SURFACE FINISH250.0 MICROINCHES RIGHT FACE


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