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 5975-01-016-5547
NSN 5996-00-738-3677
NSN 6105-00-587-1969
NSN 5895-00-913-9767
NSN 5990-01-116-2181
NSN 6145-00-917-9617
NSN 5990-01-645-2592
NSN 6610-01-446-5975
NSN 5835-01-185-1102
NSN 5895-01-437-9955
NSN 6620-01-440-9810
NSN 5925-01-071-6671