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 6320-01-212-8749
NSN 5998-01-172-3059
NSN 5950-01-600-5247
NSN 5835-01-297-1909
NSN 5925-01-026-8526
NSN 6240-00-185-0415
NSN 5975-01-052-1433
NSN 6320-01-296-3181
NSN 4140-01-371-1565
NSN 2925-01-033-0141
NSN 5965-01-512-8842
NSN 6650-01-366-2424