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 5965-01-005-6617
NSN 5920-01-027-4560
NSN 2925-01-507-1276
NSN 5985-01-228-8468
NSN 5910-00-909-3677
NSN 5925-01-406-2864
NSN 5915-00-339-7332
NSN 6645-01-422-9672
NSN 5990-01-574-2522
NSN 6610-01-444-1490
NSN 5855-00-089-3974
NSN 6610-01-394-7695