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 5990-00-900-4459
NSN 7035-01-435-4009
NSN 7035-01-417-6261
NSN 6145-01-305-1518
NSN 6220-00-118-2789
NSN 5925-01-074-8589
NSN 6110-01-171-3083
NSN 6685-00-170-9237
NSN 6610-00-053-9565
NSN 5990-01-386-5561
NSN 6240-01-205-0005
NSN 4140-01-353-9043