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 2925-01-157-9204
NSN 5975-01-023-1592
NSN 4140-01-307-0272
NSN 6650-01-555-0896
NSN 5835-00-155-1379
NSN 5895-00-236-8877
NSN 6320-00-845-3261
NSN 5990-00-150-6979
NSN 6135-01-231-3991
NSN 5935-00-639-1382
NSN 6610-01-424-0776
NSN 6620-01-245-0184