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 5985-00-156-7335
NSN 6610-00-290-0758
NSN 6110-01-089-4383
NSN 5960-01-294-2397
NSN 6685-01-261-8058
NSN 6145-01-525-7611
NSN 6650-00-242-0183
NSN 5895-01-507-4967
NSN 5855-00-560-0110
NSN 5930-01-020-8415
NSN 6320-01-170-4068
NSN 4140-01-281-1615