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 5855-01-432-2487
NSN 6650-01-469-1864
NSN 5999-01-364-8500
NSN 6645-01-399-0661
NSN 4140-01-031-0286
NSN 5905-00-300-6429
NSN 6135-01-351-2690
NSN 4140-01-253-0919
NSN 5950-01-582-5575
NSN 5950-00-900-9387
NSN 5920-00-410-4384
NSN 5920-00-221-6439