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 6110-00-333-2160
NSN 6685-01-605-3617
NSN 6320-01-225-9963
NSN 2925-00-149-0760
NSN 5998-01-412-0157
NSN 6150-00-220-9382
NSN 5920-01-425-2336
NSN 6150-00-027-9279
NSN 5895-01-273-7807
NSN 6105-01-256-4608
NSN 6150-01-644-2414
NSN 6650-00-717-8913