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 6610-01-112-0447
NSN 5990-01-521-7890
NSN 6150-00-244-1964
NSN 6135-01-036-3495
NSN 5945-01-135-5101
NSN 6110-00-011-3711
NSN 5996-01-088-6685
NSN 6135-00-284-1406
NSN 6135-00-152-8729
NSN 6320-01-384-3219
NSN 5920-01-415-6546
NSN 6620-00-613-3023