4320-00-203-2790 RING,WEARING Index 4320-00-203-2793 PUMP,INFLATING,MANUAL

National Stock Number:
4320-00-203-2791

Federal Supply Class:
4320

National Item Identification Number:
002032791

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:
52-103-636-00-00192392ALLIS-CHALMERS CORP


Techincal Specification:
BODY INSIDE DIAMETER4.625 INCHES MINIMUM AND 4.627 INCHES MAXIMUM
BODY OUTSIDE DIAMETER5.127 INCHES MINIMUM AND 5.129 INCHES MAXIMUM
BODY STYLEPLAIN
CHAMFER ANGLE45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH0.063 INCHES NOMINAL OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
OVERALL LENGTH0.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B66,HARD NATIONAL SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES LEFT FACE
SURFACE FINISH125.0 MICROINCHES INSIDE
SURFACE FINISH125.0 MICROINCHES RIGHT FACE
SURFACE FINISH125.0 MICROINCHES OUTSIDE


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