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 6650-01-554-0606
NSN 6610-00-136-8203
NSN 5950-00-122-1747
NSN 5910-00-185-5742
NSN 5985-00-623-3691
NSN 5960-01-089-8155
NSN 5950-01-288-9112
NSN 5920-00-276-3403
NSN 4140-01-656-8267
NSN 6320-01-202-8761
NSN 6685-01-145-6809
NSN 6620-01-503-6576