National Stock Number
5350-00-222-0580
National Stock Number (NSN) 5350-00-222-0580, or NIIN 002220580, (polishing abrasive,optical glass) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002220580 was cancelled on April 2, 2008, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 17308. [A RARE-EARTH OXIDE IN POWDER FORM SUITABLE FOR GRINDING OPTICAL LENS AND LIKE ITEMS. SEE ALSO GRAIN, ABRASIVE; AND POLISH, GLASS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5350002220580 does not contain precious metals.
This information was last updated on Jul 01, 2025.