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 6610-01-371-5039
NSN 5985-01-314-0592
NSN 6135-01-632-3365
NSN 5998-00-126-6078
NSN 5999-01-159-9946
NSN 6105-00-079-0044
NSN 5935-01-387-6153
NSN 6610-00-146-3499
NSN 5905-01-228-0542
NSN 6220-00-613-6808
NSN 6620-01-391-9829
NSN 5925-01-099-4702