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 6320-01-233-5798
NSN 5945-00-146-8671
NSN 6135-00-497-0491
NSN 6650-01-642-0367
NSN 5905-00-770-6331
NSN 6610-01-102-2256
NSN 5975-00-499-0791
NSN 6150-01-542-6329
NSN 2925-00-221-8529
NSN 5985-00-762-9421
NSN 6610-01-651-8659
NSN 7035-00-076-4097