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 6620-01-529-7513
NSN 7035-01-593-3805
NSN 5975-00-583-8625
NSN 6650-01-524-3333
NSN 5930-01-634-0659
NSN 5930-01-336-0226
NSN 5930-01-442-3528
NSN 5996-00-377-9464
NSN 5950-01-364-0800
NSN 6320-01-294-2500
NSN 6645-00-810-7229
NSN 6145-01-505-2180