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 5998-01-422-1626
NSN 5910-00-583-7872
NSN 5960-01-443-9681
NSN 6220-01-413-9373
NSN 5950-00-410-1319
NSN 5920-01-607-1432
NSN 5950-01-624-6906
NSN 5965-00-006-8004
NSN 5895-00-810-0189
NSN 6645-00-761-7256
NSN 4140-01-177-1445
NSN 6135-01-199-1185