3120-00-212-9210 BEARING,SLEEVE Index 4320-00-212-9221 RING,WEARING

National Stock Number:
4320-00-212-9214

Federal Supply Class:
4320

National Item Identification Number:
002129214

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:
08-907-719PC6292392ALLIS-CHALMERS CORP
08-907-723PC6292392ALLIS-CHALMERS CORP
08-908-009PC6692392ALLIS-CHALMERS CORP
08-908-014-00-06692392ALLIS-CHALMERS CORP
08-908-014-01-06692392ALLIS-CHALMERS CORP
08-908-014PC6692392ALLIS-CHALMERS CORP
907-719PC6292392ALLIS-CHALMERS CORP
907-723PC6292392ALLIS-CHALMERS CORP
908-14PC6692392ALLIS-CHALMERS CORP
908-9PC6692392ALLIS-CHALMERS CORP


Techincal Specification:
BODY INSIDE DIAMETER3.750 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.250 INCHES NOMINAL
BODY STYLEEXTERNAL LOCKING FLANGE
CENTER FLANGE THICKNESS0.250 INCHES NOMINAL
CORNER RADIUS0.375 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
DISTANCE BELOW CENTERLINE0.188 INCHES NOMINAL
END TO FLANGE DISTANCE0.313 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER2.750 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.188 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS2.375 INCHES NOMINAL
OVERALL LENGTH0.938 INCHES NOMINAL
MATERIALCOPPER ALLOY
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS2.250 INCHES NOMINAL


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