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 6110-01-491-2158
NSN 5975-01-558-8392
NSN 5920-01-425-7035
NSN 5999-01-623-0242
NSN 6650-01-566-1573
NSN 6105-01-606-9235
NSN 6610-01-109-3359
NSN 5925-00-453-5026
NSN 4140-01-429-7510
NSN 6610-01-478-9707
NSN 5950-01-211-4279
NSN 6320-00-908-6841