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 4140-01-415-5595
NSN 5915-01-539-5928
NSN 6130-01-607-4325
NSN 6220-00-606-6119
NSN 5999-01-122-6432
NSN 5999-01-070-4099
NSN 2925-01-400-2286
NSN 6620-01-653-9727
NSN 5925-01-634-0664
NSN 7035-00-104-5506
NSN 5985-00-844-5436
NSN 6620-01-614-3591