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 5950-01-463-1374
NSN 5950-01-415-1563
NSN 6650-01-328-5135
NSN 5945-00-058-6710
NSN 6150-01-204-9384
NSN 7035-00-631-3782
NSN 5996-01-518-4674
NSN 5945-01-487-6006
NSN 5905-00-579-2282
NSN 6645-01-119-3496
NSN 6150-01-087-0150
NSN 5975-01-474-7760