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 5920-00-351-8428
NSN 6130-01-504-2860
NSN 5920-00-187-0260
NSN 5835-00-867-0291
NSN 4140-00-402-3223
NSN 5895-01-152-1178
NSN 5895-00-065-8264
NSN 5925-01-187-0695
NSN 6135-00-377-9165
NSN 5925-01-071-6671
NSN 6685-01-101-3800
NSN 5990-00-170-4239