Undersize ring
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 6685-01-555-1436
NSN 5999-01-364-2939
NSN 6220-00-056-6751
NSN 5930-01-350-7144
NSN 6320-01-600-5808
NSN 5965-00-342-5126
NSN 6145-01-018-4894
NSN 6110-00-777-8749
NSN 5975-00-769-5564
NSN 6110-01-227-9439
NSN 5965-01-437-5934
NSN 5925-01-592-4733