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 5920-01-171-0324
NSN 5930-01-362-3455
NSN 6145-01-371-0977
NSN 5855-00-532-0025
NSN 5975-00-469-1443
NSN 5920-00-835-7670
NSN 6610-01-168-7943
NSN 5960-00-887-9033
NSN 5835-01-641-0073
NSN 2925-00-246-3077
NSN 5990-01-336-3976
NSN 5855-00-361-0167