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 5965-01-213-3989
NSN 5910-01-101-7026
NSN 5920-01-275-2260
NSN 5999-01-129-8936
NSN 6620-01-222-8820
NSN 5935-00-408-2315
NSN 5975-00-967-5922
NSN 6650-00-248-8913
NSN 5930-01-322-6511
NSN 6135-01-177-3552
NSN 4140-01-321-7853
NSN 6220-01-135-3841