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 5990-00-906-4840
NSN 6135-00-134-6648
NSN 5965-01-105-7901
NSN 7035-01-605-9159
NSN 6110-01-502-3595
NSN 6320-00-389-4756
NSN 2925-01-411-8002
NSN 6610-01-459-1951
NSN 6240-01-167-1060
NSN 5999-00-486-0877
NSN 5915-01-340-9967
NSN 5985-00-903-0779