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 4140-01-460-6912
NSN 6150-01-246-5603
NSN 2925-01-213-2983
NSN 6685-01-406-3960
NSN 5950-01-417-2423
NSN 5965-01-518-4490
NSN 6610-01-023-1812
NSN 6610-01-474-4397
NSN 6110-01-217-2331
NSN 5835-01-013-1838
NSN 5998-00-625-5072
NSN 5930-00-190-8730