4730-00-203-9550 TEE,PIPE Index 4520-00-203-9557 HEATER,SPACE,ELECTRIC

National Stock Number:
4320-00-203-9554

Federal Supply Class:
4320

National Item Identification Number:
002039554

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:
B80A63857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
DISTANCE FROM END TO GROOVE CENTER0.094 INCHES NOMINAL
BODY INSIDE DIAMETER3.812 INCHES MINIMUM AND 3.813 INCHES MAXIMUM
BODY OUTSIDE DIAMETER4.187 INCHES MINIMUM AND 4.189 INCHES MAXIMUM
BODY STYLEGROOVED
CORNER SHAPESQUARE ALL CORNERS
GROOVE QUANTITY2
GROOVE WIDTH0.125 INCHES NOMINAL
GROOVE DEPTH0.031 INCHES NOMINAL
OVERALL LENGTH0.562 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D5 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES INSIDE
SURFACE FINISH125.0 MICROINCHES LEFT FACE
SURFACE FINISH125.0 MICROINCHES OUTSIDE
SURFACE FINISH125.0 MICROINCHES RIGHT FACE


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