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 6135-00-628-1142
NSN 6650-00-613-5660
NSN 5998-01-115-5234
NSN 5960-01-027-1835
NSN 2925-01-233-8545
NSN 5990-01-127-9294
NSN 6110-01-334-1476
NSN 7035-01-347-6110
NSN 5905-00-451-7514
NSN 6150-00-242-3717
NSN 5990-00-067-6791
NSN 6110-01-398-1507