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 5930-01-176-5471
NSN 4140-01-073-1455
NSN 6135-01-255-9129
NSN 5945-01-121-4302
NSN 2925-01-231-6312
NSN 6320-00-583-3105
NSN 5895-01-338-0629
NSN 5910-00-528-9714
NSN 2925-00-759-5465
NSN 6320-01-448-1189
NSN 6620-01-272-4746
NSN 6650-01-384-7867