NSN 4320-00-290-8516
Part Details | WEARING RING
4320-00-290-8516 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: CA909091NICU, CA9090-9-1NICU, 4320-00-290-8516, 00-290-8516, 4320002908516, 002908516
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
43 | SEP 09, 1973 | 00-290-8516 | 22534 ( RING, WEARING ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 4320-00-290-8516
Part Number | Cage Code | Manufacturer |
---|---|---|
CA9090-9-1NICU | 83130 | BUFFALO PUMPS, INC.DIV BUFFALO PUMPS DIV |
Technical Data | NSN 4320-00-290-8516
Characteristic | Specifications |
---|---|
MATERIAL | NICKEL ALLOY |
BODY STYLE | 9 PLAIN |
OVERALL LENGTH | 0.875 INCHES NOMINAL |
FLANGE DIAMETER | 5.875 INCHES MINIMUM AND 5.880 INCHES MAXIMUM |
BODY OUTSIDE DIAMETER | 5.623 INCHES MINIMUM AND 5.624 INCHES MAXIMUM |
BODY INSIDE DIAMETER | 5.279 INCHES MINIMUM AND 5.281 INCHES MAXIMUM |
END TO FLANGE DISTANCE | 0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM |
INTERNAL FLANGE INSIDE DIAMETER | 4.000 INCHES NOMINAL |
INTERNAL FLANGE WIDTH | 0.625 INCHES NOMINAL |
CENTER FLANGE THICKNESS | 0.312 INCHES NOMINAL |
DISTANCE FROM HOLE CENTER TO RIGHT FACE | 0.250 INCHES NOMINAL |