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 5945-00-768-2939
NSN 5945-01-560-2948
NSN 5910-01-649-4707
NSN 7035-01-304-4138
NSN 5895-00-981-7312
NSN 6240-01-158-9299
NSN 6685-01-507-8499
NSN 5905-00-597-6081
NSN 6650-01-555-8349
NSN 5910-01-068-3625
NSN 5835-00-560-6650
NSN 6220-01-421-4448