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 7035-01-416-5910
NSN 6220-01-510-1588
NSN 6320-01-416-9357
NSN 7035-01-659-9135
NSN 6130-00-443-4443
NSN 6320-01-585-8468
NSN 5855-01-013-6864
NSN 5855-01-035-2866
NSN 5990-01-521-7890
NSN 6320-01-281-6028
NSN 5975-01-197-0996
NSN 6150-01-523-7672