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 5965-01-161-3405
NSN 6685-00-787-0704
NSN 5930-01-406-3203
NSN 6220-00-145-1213
NSN 5975-01-099-2407
NSN 6150-01-555-0803
NSN 5985-01-287-8500
NSN 6135-01-119-0720
NSN 6240-01-132-9923
NSN 6220-01-200-6461
NSN 6105-00-081-9400
NSN 6645-00-847-3727