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 6620-01-314-8605
NSN 5990-01-633-9503
NSN 5905-00-183-9344
NSN 5999-01-294-5742
NSN 5915-01-139-5441
NSN 5935-01-216-3588
NSN 5905-00-260-5008
NSN 5920-00-238-6491
NSN 6685-00-420-2781
NSN 6320-01-219-5174
NSN 4140-01-145-4474
NSN 6135-00-122-2420