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 5905-01-217-0650
NSN 2925-01-391-9247
NSN 5999-01-391-5416
NSN 6105-00-553-8943
NSN 4140-00-415-6513
NSN 5999-00-463-3216
NSN 6135-01-071-4923
NSN 5855-00-991-0096
NSN 5985-01-240-7509
NSN 5855-01-222-6065
NSN 7035-01-227-2546
NSN 5990-00-167-2692