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 5910-00-444-5303
NSN 6650-00-504-8238
NSN 6110-01-142-7378
NSN 5925-01-286-6590
NSN 5925-01-062-4831
NSN 5950-00-643-4023
NSN 6645-01-400-1383
NSN 6220-01-042-9773
NSN 4140-01-527-3438
NSN 5999-01-290-5821
NSN 5930-01-222-8104
NSN 5950-01-512-2388