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 6240-01-499-0032
NSN 6645-00-419-4860
NSN 5835-01-478-9428
NSN 5910-01-459-8500
NSN 7035-01-319-2315
NSN 6610-01-212-2969
NSN 6620-00-621-4269
NSN 6220-00-364-1605
NSN 6650-00-074-2445
NSN 5960-01-560-8461
NSN 5855-01-396-0258
NSN 5945-00-541-7833