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 5975-01-444-2957
NSN 5985-00-913-2504
NSN 5990-01-504-9265
NSN 6220-01-395-8482
NSN 5915-01-628-0180
NSN 5975-01-160-6435
NSN 5925-01-086-5998
NSN 5895-01-053-9396
NSN 5925-01-426-6923
NSN 6145-00-236-0012
NSN 5915-01-334-3738
NSN 4140-01-260-8106