NSN 4320-00-218-4318

Part Details | WEARING RING

4320-00-218-4318 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: C67A, BS51639PC6, BS5-1639PC6, 4320-00-218-4318, 00-218-4318, 4320002184318, 002184318

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-218-431822534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-00-218-4318
Part Number Cage Code Manufacturer
C67A63857WARREN PUMPS LLC
BS5-1639PC663857WARREN PUMPS LLC
Technical Data | NSN 4320-00-218-4318
Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE4 PLAIN
OVERALL LENGTH1.875 INCHES NOMINAL
BODY OUTSIDE DIAMETER10.500 INCHES NOMINAL
BODY INSIDE DIAMETER10.000 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.250 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
DISTANCE BETWEEN FLANGES1.250 INCHES NOMINAL
END TO FLANGE DISTANCE1.625 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER8.750 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.875 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS5.313 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS5.625 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.125 INCHES NOMINAL
DISTANCE FROM END0.313 INCHES NOMINAL