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 6110-00-701-0765
NSN 7035-00-631-3782
NSN 5960-01-112-6390
NSN 5855-00-937-7709
NSN 6105-00-991-1844
NSN 6685-01-480-0532
NSN 5920-01-151-4368
NSN 6150-00-168-4921
NSN 5910-00-156-7293
NSN 5998-00-271-1555
NSN 5999-01-019-4052
NSN 6135-01-008-4595