NSN 4320-00-979-3801

Part Details | WEARING RING

4320-00-979-3801 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: 17686P, 17686P, RY134323, RY-134323, RY134323, RY-134323, 4320-00-979-3801, 00-979-3801, 4320009793801, 009793801

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196200-979-380122534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-00-979-3801
Part Number Cage Code Manufacturer
17686P93232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
17686P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
RY-13432393232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
RY-1343230UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
Technical Data | NSN 4320-00-979-3801
Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE0 PLAIN
OVERALL LENGTH0.875 INCHES NOMINAL
BOLT CIRCLE DIAMETER4.750 INCHES NOMINAL
FLANGE DIAMETER5.438 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.246 INCHES MINIMUM AND 4.248 INCHES MAXIMUM
BODY INSIDE DIAMETER2.625 INCHES MINIMUM AND 2.627 INCHES MAXIMUM
LEFT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER1.500 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.406 INCHES NOMINAL
BOLT HOLE QUANTITY6
UNTHREADED MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL