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 6620-01-591-1331
NSN 6320-01-459-6992
NSN 5905-01-471-5436
NSN 6135-01-059-0069
NSN 5996-01-592-8104
NSN 6135-01-562-6582
NSN 5990-01-138-1481
NSN 5920-00-111-2375
NSN 5925-01-415-3084
NSN 5895-00-919-5948
NSN 5910-01-204-6848
NSN 6685-01-596-5391