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 5990-01-632-0969
NSN 6145-01-267-6308
NSN 5985-01-119-2899
NSN 6620-01-186-4374
NSN 5996-00-085-7826
NSN 5915-00-597-0038
NSN 5835-00-005-7909
NSN 6150-01-351-2156
NSN 5975-01-116-3678
NSN 5965-01-051-9250
NSN 5905-00-946-8159
NSN 5990-01-196-2953