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 7035-01-305-1950
NSN 5975-01-100-1063
NSN 5985-01-363-9506
NSN 5950-01-329-6268
NSN 5930-00-633-0213
NSN 5920-01-127-3544
NSN 5920-01-067-4897
NSN 6650-01-376-0272
NSN 5998-01-462-8325
NSN 5945-01-298-3915
NSN 5905-00-143-0943
NSN 6610-01-481-6885