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 4140-01-122-9163
NSN 6610-00-766-7923
NSN 6220-00-044-5917
NSN 5998-01-069-2963
NSN 5905-01-560-2007
NSN 6620-01-390-1121
NSN 6110-00-233-6626
NSN 6685-00-253-2553
NSN 5925-00-375-5468
NSN 2925-01-101-4655
NSN 5855-01-263-7669
NSN 6105-01-064-3165