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 5930-01-381-7610
NSN 5950-01-645-0190
NSN 5965-01-643-8016
NSN 5999-00-542-0541
NSN 6685-01-345-9066
NSN 5895-00-490-1550
NSN 5855-00-455-6070
NSN 6645-00-918-3785
NSN 4140-00-555-2579
NSN 5990-01-386-5561
NSN 6645-01-460-4339
NSN 6650-01-345-9391