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 5925-01-378-2914
NSN 5905-01-299-2453
NSN 5905-01-502-9516
NSN 5990-01-552-5386
NSN 6105-00-153-7967
NSN 5915-00-237-6183
NSN 6645-00-859-8404
NSN 6650-00-202-4540
NSN 6220-01-350-1735
NSN 6145-01-391-5518
NSN 6240-00-927-8975
NSN 5990-01-463-0953