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 6110-00-311-0823
NSN 5920-01-332-1033
NSN 6145-01-133-2733
NSN 6145-01-068-0017
NSN 6685-01-359-5732
NSN 6240-00-081-6889
NSN 5910-00-729-4963
NSN 4140-01-445-6656
NSN 6320-00-593-0379
NSN 6685-01-503-9189
NSN 6145-01-050-7531
NSN 7035-00-152-0055