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 6110-01-470-5057
NSN 6145-01-150-4066
NSN 6105-00-222-0987
NSN 5998-00-446-8830
NSN 6645-01-304-0889
NSN 5855-00-494-9581
NSN 6650-00-950-4107
NSN 5915-00-067-7464
NSN 5945-01-449-1281
NSN 6220-01-468-1969
NSN 6620-01-359-3920
NSN 5905-00-170-8113