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 5990-01-475-8708
NSN 6645-01-432-1068
NSN 5985-00-822-3388
NSN 6645-01-539-2920
NSN 6685-00-555-3054
NSN 5910-01-633-9963
NSN 6145-00-724-1789
NSN 5910-01-026-6322
NSN 6220-00-222-5663
NSN 6220-01-065-1113
NSN 6220-00-075-2364
NSN 6650-00-195-7519