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 6610-00-971-4881
NSN 6240-01-401-5340
NSN 5915-00-309-0514
NSN 5945-01-579-7073
NSN 6320-01-125-3361
NSN 5998-01-570-8542
NSN 5990-01-281-7601
NSN 5999-01-033-6331
NSN 6145-00-350-0167
NSN 6130-01-421-4538
NSN 5985-01-554-7183
NSN 2925-00-156-8963