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 5990-01-481-3080
NSN 6650-00-578-6543
NSN 7035-01-128-7431
NSN 6240-01-132-7345
NSN 6135-01-110-9470
NSN 5985-01-252-8164
NSN 5920-01-584-4478
NSN 5910-00-802-2249
NSN 6135-01-604-8739
NSN 6320-00-521-9350
NSN 7035-01-633-9537
NSN 5998-00-415-7047