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 6220-01-168-7773
NSN 6135-01-168-2944
NSN 5925-01-224-1758
NSN 5975-00-159-8876
NSN 6650-00-518-5194
NSN 6150-00-665-6325
NSN 6220-01-186-1669
NSN 4140-01-335-9648
NSN 5905-01-185-8386
NSN 6240-01-318-9356
NSN 5999-01-098-1203
NSN 5910-00-829-8739