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 4140-00-179-3977
NSN 5915-01-266-1653
NSN 6145-00-974-3987
NSN 6110-00-076-2722
NSN 6130-00-630-1494
NSN 5905-01-446-6585
NSN 5945-00-490-8863
NSN 6220-01-212-3254
NSN 5975-01-010-6243
NSN 6650-01-507-9636
NSN 6620-01-272-7831
NSN 5960-01-196-9203