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 5975-01-152-2635
NSN 5925-01-513-6385
NSN 5945-01-215-1190
NSN 6645-01-535-7136
NSN 6650-01-055-3527
NSN 5975-00-402-5273
NSN 6645-01-460-4339
NSN 5920-01-429-9947
NSN 6620-00-923-8470
NSN 6150-01-094-7298
NSN 5945-01-351-1871
NSN 6110-00-473-5111