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 6220-00-166-5773
NSN 5990-01-492-6575
NSN 2925-00-671-5464
NSN 6220-00-119-1507
NSN 5975-01-335-0172
NSN 5990-01-437-4876
NSN 5910-01-290-0859
NSN 5905-01-496-0209
NSN 6130-01-451-4256
NSN 5895-00-712-8422
NSN 5999-01-345-2837
NSN 7035-00-337-8745