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 5855-00-198-3197
NSN 6320-01-503-7180
NSN 5965-00-624-4134
NSN 6645-01-657-2604
NSN 5930-00-552-9940
NSN 5935-00-139-2636
NSN 7035-01-483-7824
NSN 6685-00-692-4591
NSN 5950-00-238-2991
NSN 5965-01-605-4703
NSN 6650-01-357-0785
NSN 6685-01-328-9966