NSN 4320-00-139-3956
Part Details | WEARING RING
4320-00-139-3956 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: 667685US, 66-7685US, 667685, 66-7685, 06607685000, 066-07685-000, 06607685000, 066-07685-000, 4320-00-139-3956, 00-139-3956, 4320001393956, 001393956
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
43 | AUG 18, 1971 | 00-139-3956 | 22534 ( RING, WEARING ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 4320-00-139-3956
Part Number | Cage Code | Manufacturer |
---|---|---|
66-7685US | 09647 | AQUA-CHEM INC. |
66-7685 | 09647 | AQUA-CHEM INC. |
066-07685-000 | 09647 | AQUA-CHEM INC. |
066-07685-000 | 0EXU3 | AQUA-CHEM, INC. |
Technical Data | NSN 4320-00-139-3956
Characteristic | Specifications |
---|---|
MATERIAL | COPPER ALLOY |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16221,GR 3 MIL SPEC SINGLE MATERIAL RESPONSE |
BODY STYLE | PLAIN |
OVERALL LENGTH | 1.625 INCHES NOMINAL |
BODY OUTSIDE DIAMETER | 6.000 INCHES MINIMUM AND 6.001 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 5.607 INCHES MINIMUM AND 5.611 INCHES MAXIMUM |