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 6240-01-121-6684
NSN 5925-01-210-9765
NSN 5985-00-323-1317
NSN 6645-00-626-5370
NSN 6220-01-491-8758
NSN 5985-01-613-7843
NSN 6110-00-932-1590
NSN 5998-01-459-8137
NSN 6135-01-222-0703
NSN 5975-00-900-4013
NSN 5999-01-228-1274
NSN 6610-01-172-9475