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 6220-01-060-4984
NSN 5999-01-486-7035
NSN 6620-01-019-3955
NSN 6150-01-380-4461
NSN 6130-01-422-1537
NSN 4140-00-198-4961
NSN 6620-01-205-0320
NSN 6135-00-152-8729
NSN 6685-01-472-2932
NSN 2925-01-118-6125
NSN 5985-00-666-2987
NSN 5998-01-415-3592