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 4140-01-191-6457
NSN 5996-01-312-1727
NSN 6320-01-036-2598
NSN 6620-00-188-4201
NSN 6620-01-038-5801
NSN 5930-01-226-3823
NSN 2925-01-047-9189
NSN 4140-00-951-5395
NSN 5915-01-219-9088
NSN 5965-01-171-7612
NSN 5925-01-577-3392
NSN 6610-01-188-8163