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 6620-01-425-8257
NSN 6145-01-241-0965
NSN 5930-01-307-2444
NSN 5965-00-620-7154
NSN 6650-01-177-4398
NSN 6645-01-334-7326
NSN 6240-01-204-5454
NSN 6620-01-415-2307
NSN 6135-01-529-8523
NSN 6685-01-519-8888
NSN 5998-01-097-7158
NSN 5975-01-611-1093