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 5990-01-112-9385
NSN 6135-00-947-0406
NSN 6130-00-507-5292
NSN 6320-01-139-0533
NSN 5990-01-266-9144
NSN 6150-00-920-1520
NSN 5999-01-630-7409
NSN 5910-01-487-6524
NSN 5915-00-310-3156
NSN 5945-00-720-2923
NSN 5915-00-153-0002
NSN 6105-00-864-6615