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 6220-00-610-9103
NSN 4140-00-164-6832
NSN 6610-01-500-0863
NSN 6320-00-790-4844
NSN 6620-00-538-8746
NSN 5930-00-481-6165
NSN 6240-00-895-6461
NSN 5990-01-160-6978
NSN 5999-01-415-0265
NSN 6135-01-131-9352
NSN 6240-00-455-7640
NSN 5998-01-371-7342