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 6320-01-176-8367
NSN 4140-01-154-3960
NSN 6240-01-436-9132
NSN 6240-01-607-6252
NSN 6645-01-515-5756
NSN 5920-01-550-7167
NSN 6145-01-312-5978
NSN 5990-01-253-7647
NSN 5996-01-415-1028
NSN 6220-01-605-5548
NSN 6130-00-915-6313
NSN 5965-00-348-4165