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 5990-00-791-4064
NSN 7035-00-946-2642
NSN 5996-01-610-7449
NSN 6685-01-643-6148
NSN 5910-01-122-5708
NSN 5925-00-400-1561
NSN 6130-01-282-2967
NSN 2925-00-408-9829
NSN 6145-00-512-6675
NSN 5975-01-196-4990
NSN 6320-01-530-4870
NSN 6650-00-627-9402