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 6110-01-315-2996
NSN 5999-01-422-4921
NSN 5965-01-261-6073
NSN 5905-01-416-2589
NSN 5895-01-380-7603
NSN 5985-00-247-8595
NSN 5835-01-498-9410
NSN 6220-00-462-0358
NSN 5930-01-557-0592
NSN 6105-00-518-6809
NSN 6645-01-505-5772
NSN 6610-01-608-2899