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 5935-01-647-8251
NSN 5965-00-852-6258
NSN 6220-01-252-8398
NSN 6135-01-456-2924
NSN 5960-01-167-8796
NSN 6135-00-932-3136
NSN 5915-01-217-9849
NSN 4140-01-170-5395
NSN 6135-01-576-8491
NSN 5945-01-191-3197
NSN 7035-01-322-8180
NSN 5999-01-347-5555