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 5905-00-964-9972
NSN 5945-00-891-2617
NSN 5905-01-485-3401
NSN 6145-01-562-2109
NSN 5855-01-634-0259
NSN 6130-01-209-2070
NSN 5965-01-249-2114
NSN 6220-00-169-6516
NSN 6650-01-361-9336
NSN 6145-00-068-5540
NSN 5910-01-377-6144
NSN 6110-01-492-6489