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 5975-01-256-3415
NSN 5998-01-003-6934
NSN 5945-00-250-5451
NSN 6110-01-284-0318
NSN 5935-00-930-2836
NSN 6320-01-449-1014
NSN 5910-01-492-1650
NSN 5935-01-469-1278
NSN 5920-00-857-6413
NSN 5835-01-053-3152
NSN 6220-01-630-7002
NSN 5985-01-398-7383