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 4140-00-196-7139
NSN 6130-01-434-0302
NSN 6130-01-644-7721
NSN 5965-00-081-9412
NSN 6145-00-754-8372
NSN 5965-01-563-7759
NSN 6150-01-005-0150
NSN 5920-01-458-9515
NSN 6650-01-049-5361
NSN 5965-01-591-4486
NSN 5999-01-582-8541
NSN 6685-01-239-4182