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 5985-00-979-9241
NSN 5920-01-493-5109
NSN 6135-01-231-4809
NSN 6320-01-039-5891
NSN 5945-00-880-0223
NSN 5965-01-042-2001
NSN 6610-01-614-3703
NSN 6650-01-044-9860
NSN 5950-00-231-4879
NSN 6240-01-126-9167
NSN 5985-01-553-5168
NSN 4140-01-199-5196