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 6240-01-217-8287
NSN 6610-01-027-1641
NSN 6135-00-789-2865
NSN 5905-00-772-1761
NSN 5910-01-218-2978
NSN 5855-01-393-0774
NSN 5996-01-390-0147
NSN 5960-00-525-1898
NSN 2925-00-295-8109
NSN 6320-00-036-3688
NSN 6240-01-561-9263
NSN 6320-01-431-4359