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 6620-00-723-9552
NSN 5965-01-459-8203
NSN 5999-00-794-0087
NSN 6645-01-595-4323
NSN 6610-01-406-4985
NSN 5920-01-168-2044
NSN 4140-00-977-6297
NSN 6135-00-812-9039
NSN 6220-01-044-3378
NSN 6685-01-634-0611
NSN 6240-01-478-5446
NSN 6135-01-305-6958