National Stock Number
4320-01-022-0092
National Stock Number (NSN) 4320-01-022-0092, or NIIN 010220092, (ring,wearing) was assigned May 24, 1976 in the Federal Logistics Information System (FLIS). NIIN 010220092 was cancelled on June 2, 2000, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4320014431043. This NSN replaces 1 stock number, 4320004895732.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 22534. [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.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320010220092 contains an unknown precious metal.
This information was last updated on Apr 01, 2024.