NSN 4320-00-398-8163

Part Details | WEARING RING

4320-00-398-8163 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: 9398P, 9398P, 25612313, 256123-13, SL6123PC69, CS43200201, CS4320-0201, 4320-00-398-8163, 00-398-8163, 4320003988163, 003988163

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-398-816322534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-00-398-8163
Part Number Cage Code Manufacturer
9398P93232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
9398P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
256123-1393232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
SL6123PC6993232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
CS4320-020116236DLA LAND AND MARITIMEDBA ENGINEERING AND TECHNICAL
Technical Data | NSN 4320-00-398-8163
Characteristic Specifications
MATERIAL COPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE4 PLAIN
OVERALL LENGTH2.125 INCHES NOMINAL
BODY OUTSIDE DIAMETER9.244 INCHES MINIMUM AND 9.246 INCHES MAXIMUM
BODY INSIDE DIAMETER8.345 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.438 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS0.562 INCHES NOMINAL
DISTANCE BETWEEN FLANGES1.125 INCHES MINIMUM AND 1.128 INCHES MAXIMUM
END TO FLANGE DISTANCE1.625 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER7.125 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.562 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS4.500 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS4.938 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.063 INCHES NOMINAL
DISTANCE FROM END0.500 INCHES NOMINAL