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 5835-01-528-1864
NSN 5945-01-352-0463
NSN 6610-01-516-5120
NSN 5999-00-466-3226
NSN 2925-00-596-9775
NSN 6220-00-003-6371
NSN 6650-01-101-4339
NSN 5905-00-840-6669
NSN 5965-00-839-0302
NSN 5998-01-469-3213
NSN 6685-01-297-7983
NSN 6320-01-433-3953