NSN 4320-00-212-9499

Part Details | WEARING RING

4320-00-212-9499 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: A0VNI1588US, H43202129499, H4320-212-9499, 4320-00-212-9499, 00-212-9499, 4320002129499, 002129499

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196300-212-949922534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

EXTERNAL FLANGE

Cross Reference | NSN 4320-00-212-9499
Part Number Cage Code Manufacturer
A0VNI1588US16062M. T. DAVIDSON COMPANY
H4320-212-949980064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4320-00-212-9499
Characteristic Specifications
MATERIAL COPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D3 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE EXTERNAL FLANGE
OVERALL LENGTH0.750 INCHES NOMINAL
BOLT CIRCLE DIAMETER3.500 INCHES NOMINAL
FLANGE DIAMETER4.250 INCHES NOMINAL
BODY OUTSIDE DIAMETER2.999 INCHES NOMINAL
BODY INSIDE DIAMETER2.562 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.250 INCHES NOMINAL
BOLT HOLE QUANTITY2
UNTHREADED MOUNTING HOLE DIAMETER0.312 INCHES NOMINAL
SPECIAL FEATURESBOLT HOLES COUNTERSUNK FOR 0.250 IN. FLATHEAD MACHINE SCREW ON FLANGED END