NSN 4320-00-677-0188

Part Details | WEARING RING

4320-00-677-0188 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: 17093P, 17093P, RY118738, RY118738, 4320-00-677-0188, 00-677-0188, 4320006770188, 006770188

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-677-018822534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-00-677-0188
Part Number Cage Code Manufacturer
17093P93232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
17093P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
RY11873893232CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
RY1187380UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
Technical Data | NSN 4320-00-677-0188
Characteristic Specifications
MATERIAL COPPER ALLOY
BODY STYLE4 PLAIN
OVERALL LENGTH1.750 INCHES NOMINAL
BODY OUTSIDE DIAMETER11.621 INCHES MINIMUM AND 11.623 INCHES MAXIMUM
BODY INSIDE DIAMETER8.875 INCHES MINIMUM AND 8.878 INCHES MAXIMUM
LEFT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS0.375 INCHES NOMINAL
DISTANCE BETWEEN FLANGES1.005 INCHES MINIMUM AND 1.007 INCHES MAXIMUM
END TO FLANGE DISTANCE1.375 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER7.625 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.375 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS5.719 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS6.032 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.094 INCHES NOMINAL
DISTANCE FROM END0.500 INCHES NOMINAL
SPECIAL FEATURESGROOVED ON EXTERNAL FLANGE 0.750 IN. DIA BY 1.250 IN. DEEP WITH 0.375 IN. RADIUS AT CLOSED END ON A 10.250 IN. DIA CENTER LINE OF GROOVE