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 4140-00-423-6663
NSN 5925-01-425-7068
NSN 5835-01-488-6678
NSN 5945-01-285-4514
NSN 7035-01-314-7559
NSN 6110-00-393-1212
NSN 5965-00-193-2406
NSN 5985-01-641-4575
NSN 5910-01-244-2248
NSN 6135-01-391-8539
NSN 6320-01-313-2709
NSN 5930-00-932-4928