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 6220-00-232-9706
NSN 6645-01-009-7678
NSN 5855-01-033-1375
NSN 6685-01-528-5316
NSN 5835-01-319-4636
NSN 5990-01-361-4192
NSN 6130-00-781-7486
NSN 6145-01-260-0853
NSN 5930-01-573-3720
NSN 5910-00-726-9114
NSN 5945-01-485-3959
NSN 6645-00-456-0080