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 5905-01-308-8579
NSN 6135-01-378-3331
NSN 6610-01-039-9295
NSN 5905-01-605-1569
NSN 5935-01-380-5975
NSN 5990-00-522-3425
NSN 5945-00-354-2831
NSN 6135-00-246-0324
NSN 5905-00-203-4480
NSN 5945-00-259-2442
NSN 5996-00-811-8120
NSN 6620-01-542-8709