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 5985-00-961-6004
NSN 5935-00-201-7577
NSN 6145-01-207-4644
NSN 6320-00-164-4087
NSN 6645-01-633-1852
NSN 5915-01-243-2534
NSN 5925-01-409-2616
NSN 5935-01-397-5612
NSN 7035-00-507-5380
NSN 6620-00-182-7638
NSN 5950-01-004-8052
NSN 6645-01-152-1092