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 5935-01-029-2530
NSN 4140-01-091-7269
NSN 5945-00-615-9218
NSN 6240-01-406-4042
NSN 6645-01-383-8139
NSN 5960-00-243-3635
NSN 6620-00-841-0346
NSN 6320-01-624-0193
NSN 6320-01-345-5817
NSN 5935-01-165-6516
NSN 4140-01-392-6165
NSN 5935-01-535-0968