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 5998-01-158-0287
NSN 5945-01-439-6996
NSN 6105-01-581-5495
NSN 6135-01-230-4399
NSN 5910-01-630-9791
NSN 5910-00-385-1149
NSN 6220-01-010-1452
NSN 6620-00-001-1398
NSN 5925-01-085-4355
NSN 6220-01-044-5552
NSN 7035-00-055-9778
NSN 6650-01-416-0473