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 6220-01-279-0527
NSN 5910-01-643-6767
NSN 6135-00-503-7213
NSN 6685-00-127-6204
NSN 5975-01-507-8572
NSN 2925-01-027-1293
NSN 5925-01-354-7130
NSN 6220-01-415-3350
NSN 5960-01-313-0681
NSN 5895-00-373-2743
NSN 5998-00-138-8604
NSN 6620-01-323-6091