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 6320-01-181-9474
NSN 5855-01-100-3272
NSN 5990-01-210-9788
NSN 5960-01-170-2258
NSN 5998-01-598-6094
NSN 5996-01-293-2252
NSN 6685-01-004-0708
NSN 5925-00-017-9718
NSN 5855-00-256-5562
NSN 5925-01-224-7031
NSN 5835-00-128-8762
NSN 6620-01-118-7588