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 7035-01-287-9817
NSN 5915-01-508-5636
NSN 6220-01-654-0007
NSN 5965-01-477-6042
NSN 6620-01-250-7445
NSN 6320-01-180-9908
NSN 5990-01-537-4815
NSN 5895-00-853-7206
NSN 6110-00-519-2972
NSN 5975-00-244-2560
NSN 5960-01-462-6267
NSN 6150-00-926-7883