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 6320-01-177-3192
NSN 6645-01-125-3935
NSN 5965-01-478-7329
NSN 5935-00-460-4213
NSN 6130-00-233-6427
NSN 5950-01-173-9038
NSN 6650-01-088-1200
NSN 6685-01-567-2051
NSN 5945-00-875-8886
NSN 2925-00-400-5634
NSN 6620-00-518-3595
NSN 5985-01-254-2862