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 5925-00-702-1924
NSN 2925-00-211-4469
NSN 6145-00-923-8127
NSN 5999-00-173-1118
NSN 5985-01-190-9500
NSN 5985-00-091-1122
NSN 4140-00-456-2268
NSN 5975-01-290-3717
NSN 6240-01-275-9719
NSN 6645-01-345-5318
NSN 6150-00-891-1659
NSN 6645-01-514-3353