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 4140-01-518-3780
NSN 5925-00-452-1270
NSN 5965-01-489-5508
NSN 5975-01-528-6697
NSN 5895-01-328-9835
NSN 6105-01-459-7902
NSN 6150-00-871-7401
NSN 5935-01-133-9507
NSN 5905-00-580-1748
NSN 2925-01-604-8984
NSN 6135-00-782-6988
NSN 6610-01-576-8955