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 6220-00-149-0977
NSN 6645-00-819-5045
NSN 6130-01-170-4059
NSN 6685-01-113-2514
NSN 5910-01-183-9776
NSN 5999-00-093-5846
NSN 6130-01-237-3295
NSN 6620-00-221-7608
NSN 5905-01-202-7555
NSN 5905-00-655-4090
NSN 5998-01-120-8358
NSN 5895-01-005-6320