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 2925-01-307-7429
NSN 4140-00-099-9205
NSN 5975-01-352-7829
NSN 5950-01-558-2009
NSN 6645-01-449-0785
NSN 5925-01-391-4986
NSN 6240-00-284-1457
NSN 5835-01-557-9062
NSN 5960-01-053-4358
NSN 5990-01-309-3740
NSN 6220-01-417-9224
NSN 5998-01-252-8803