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 6645-01-107-5699
NSN 5998-01-097-1273
NSN 5950-01-548-2281
NSN 5930-01-258-3423
NSN 6145-00-937-8895
NSN 5985-00-244-1916
NSN 5975-00-138-8921
NSN 5950-00-884-3568
NSN 5935-00-722-0780
NSN 6240-00-995-3200
NSN 5920-00-584-4592
NSN 5855-01-197-2774