NSN 4320-01-349-2011

Part Details | WEARING RING

4320-01-349-2011 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: 639738935.1, 6397389-35.1, 6397389 PIECE 35.1, 4320-01-349-2011, 01-349-2011, 4320013492011, 013492011

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43NOV 22, 199101-349-201122534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-01-349-2011
Part Number Cage Code Manufacturer
6397389-35.153711NAVAL SEA SYSTEMS COMMAND
6397389 PIECE 35.153711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 4320-01-349-2011
Characteristic Specifications
BODY STYLE7 PLAIN
OVERALL LENGTH1.250 INCHES NOMINAL
FLANGE DIAMETER9.120 INCHES NOMINAL
BODY OUTSIDE DIAMETER8.281 INCHES MINIMUM AND 8.285 INCHES MAXIMUM
BODY INSIDE DIAMETER7.700 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.250 INCHES NOMINAL
SPECIAL FEATURESU SIZE
END ITEM IDENTIFICATIONNIMITZ CLASS CVN; TARAWA CLASS LHA; WASP CLASS LHD; FIRE PUMPS; FORRESTAL CLASS CV