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 5975-01-576-9501
NSN 5975-01-361-8760
NSN 6110-00-813-8632
NSN 6135-01-560-8130
NSN 7035-01-487-4314
NSN 6105-01-075-7574
NSN 5990-00-167-2692
NSN 2925-00-682-5028
NSN 6685-01-464-4272
NSN 5895-01-357-8044
NSN 4140-01-582-7317
NSN 5965-00-156-8562