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 6135-01-201-5858
NSN 6620-01-442-8444
NSN 6320-00-539-9283
NSN 6135-00-548-2765
NSN 6130-01-105-9609
NSN 2925-01-049-8906
NSN 5945-01-364-5841
NSN 5990-01-364-8405
NSN 5905-01-243-4505
NSN 5920-01-068-3135
NSN 5855-00-327-2112
NSN 5855-00-631-4565