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.
Classification: Parts, nesoi, of pumps for liquids
NSN 5915-00-791-3955
NSN 6240-01-525-2401
NSN 6240-00-081-6889
NSN 4140-01-116-3138
NSN 6240-01-609-1699
NSN 5950-01-073-2586
NSN 5996-01-246-0078
NSN 5950-01-052-7308
NSN 6645-00-871-1187
NSN 6650-00-996-7306
NSN 6610-01-582-8181
NSN 4140-01-190-3278