NSN 4320-00-932-0890

Part Details | WEARING RING

4320-00-932-0890 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.

Alternate Parts: CA1099419, CA10994-19, CA10994, 4320-00-932-0890, 00-932-0890, 4320009320890, 009320890

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43SEP 23, 196600-932-089022534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-00-932-0890
Part Number Cage Code Manufacturer
CA10994-1983130BUFFALO PUMPS, INC.DIV BUFFALO PUMPS DIV
CA1099483130BUFFALO PUMPS, INC.DIV BUFFALO PUMPS DIV
Technical Data | NSN 4320-00-932-0890
Characteristic Specifications
MATERIAL COPPER ALLOY 903
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 D5 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE6 PLAIN
OVERALL LENGTH0.945 INCHES MINIMUM AND 1.027 INCHES MAXIMUM
BODY OUTSIDE DIAMETER3.999 INCHES NOMINAL
BODY INSIDE DIAMETER3.375 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.238 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
RIGHT SIDE FLANGE THICKNESS0.238 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
DISTANCE BETWEEN FLANGES0.250 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
END TO FLANGE DISTANCE0.497 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER2.062 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.312 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS1.938 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS2.156 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.062 INCHES NOMINAL
DISTANCE FROM END0.438 INCHES NOMINAL
SPECIAL FEATURESWITH TWO 1/8 IN. DRILL HOLES
END ITEM IDENTIFICATIONUSED ON 2 STAGE PUMP