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 5920-01-076-4705
NSN 6610-01-480-8915
NSN 5915-00-004-2017
NSN 5910-00-001-9006
NSN 5925-01-659-9710
NSN 6145-01-437-8595
NSN 6135-00-269-5843
NSN 5910-00-221-5060
NSN 5975-01-199-8717
NSN 5925-01-430-2318
NSN 5935-01-534-7533
NSN 6645-00-149-1100