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 6320-01-399-1633
NSN 5990-01-386-5561
NSN 6650-01-151-3429
NSN 5950-01-311-5377
NSN 5930-01-161-7364
NSN 6150-01-272-8698
NSN 6220-00-836-9316
NSN 2925-01-463-8856
NSN 5965-00-333-3359
NSN 6610-00-823-9159
NSN 5960-01-503-0362
NSN 5990-01-100-1840