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 6620-01-160-0439
NSN 6685-01-341-3934
NSN 5920-01-295-8343
NSN 5960-01-632-6576
NSN 6220-00-311-4291
NSN 6150-01-596-1738
NSN 5996-01-203-1938
NSN 6130-00-222-6216
NSN 6650-01-353-9299
NSN 5965-00-246-5612
NSN 5915-01-488-6211
NSN 5985-01-587-7744