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 7035-00-902-8995
NSN 6650-00-641-6139
NSN 6650-00-620-0212
NSN 4140-01-122-0384
NSN 5950-01-050-2635
NSN 6150-01-318-6566
NSN 5905-01-469-2231
NSN 5985-01-502-5165
NSN 5915-01-201-5575
NSN 5920-00-581-9471
NSN 6150-01-419-1927
NSN 6650-01-272-0974