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 5965-01-276-8818
NSN 5920-01-468-6807
NSN 6130-01-157-9223
NSN 5920-01-391-7624
NSN 5990-00-503-4724
NSN 5835-00-466-1014
NSN 6135-00-891-4944
NSN 5835-01-381-2683
NSN 6220-01-484-6067
NSN 6320-01-466-4175
NSN 4140-00-928-9097
NSN 6610-01-212-9817