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 5996-01-319-3205
NSN 6645-00-359-5463
NSN 5915-00-045-6986
NSN 5920-01-509-4202
NSN 6620-01-158-1691
NSN 6685-00-028-6865
NSN 6650-00-925-1274
NSN 5855-01-027-1571
NSN 6620-01-155-3062
NSN 5960-00-560-7147
NSN 5855-01-515-4436
NSN 5975-01-534-4398