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 5920-01-431-0429
NSN 5910-01-219-0761
NSN 5990-01-179-5625
NSN 6145-01-444-3548
NSN 5915-01-382-9383
NSN 6220-01-407-8403
NSN 5985-00-875-8060
NSN 6685-01-304-7310
NSN 6110-01-069-4895
NSN 5990-01-321-2997
NSN 5930-00-728-5576
NSN 5915-01-293-4168