Id and od to be concentric to within 0.002 in.
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 5930-01-430-4661
NSN 7035-00-104-7613
NSN 6610-00-170-6715
NSN 6130-01-634-0603
NSN 6220-01-245-9242
NSN 6645-01-419-3071
NSN 6685-01-441-8361
NSN 6240-01-033-6941
NSN 5905-01-576-0174
NSN 6650-01-552-1397
NSN 5905-01-129-9543
NSN 5855-01-085-5354