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 6220-00-755-7546
NSN 6130-01-160-7772
NSN 6685-01-125-6687
NSN 5915-01-532-0722
NSN 5998-01-085-9809
NSN 4140-01-519-1870
NSN 2925-01-131-8761
NSN 5965-01-359-8172
NSN 5990-00-915-4531
NSN 5999-01-553-9789
NSN 6135-01-463-2445
NSN 6610-01-576-7079