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 5855-01-571-6715
NSN 5990-01-203-6089
NSN 5835-00-113-6090
NSN 5895-01-222-0639
NSN 6685-00-137-2616
NSN 5930-01-555-1372
NSN 5895-01-274-8483
NSN 6145-01-049-1365
NSN 4140-00-567-9291
NSN 6240-01-627-7610
NSN 7035-00-155-9513
NSN 5999-01-271-7547