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 6220-01-350-3108
NSN 5950-01-419-6772
NSN 5855-01-361-2362
NSN 6685-00-009-0203
NSN 5965-00-983-1815
NSN 6650-01-294-3503
NSN 5905-01-490-4290
NSN 6620-01-032-3937
NSN 5999-00-234-7503
NSN 5960-01-654-4353
NSN 5950-01-265-4686
NSN 6645-01-444-8918