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 6220-01-578-6554
NSN 5905-01-553-7358
NSN 6110-01-447-4715
NSN 5965-00-082-4087
NSN 5915-00-623-3043
NSN 6145-01-647-1383
NSN 5996-00-275-1651
NSN 5925-01-478-3541
NSN 5996-00-115-9297
NSN 5920-00-554-0437
NSN 6130-00-815-2293
NSN 6620-01-308-2692