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 6620-01-014-6913
NSN 6135-01-337-9315
NSN 2925-00-957-7329
NSN 6145-01-358-9216
NSN 5985-00-949-5511
NSN 5920-01-290-3771
NSN 5965-01-633-8849
NSN 5950-01-604-3780
NSN 5975-00-076-5709
NSN 6645-01-142-2416
NSN 6650-00-185-8344
NSN 6150-01-391-2614