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 6240-01-011-2267
NSN 6610-01-593-8179
NSN 6685-01-216-7164
NSN 5975-01-152-2910
NSN 6130-01-645-2233
NSN 6685-00-126-3741
NSN 5935-01-109-7356
NSN 5915-00-111-1363
NSN 5925-00-283-1400
NSN 6145-01-394-2429
NSN 5905-01-411-1218
NSN 5985-00-823-6302