National Stock Number
6540-00-164-4601
National Stock Number (NSN) 6540-00-164-4601, or NIIN 001644601, (lens,ophthalmic,compound) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 02, 2006, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 04121. [A TRANSPARENT OPTICAL ELEMENT HAVING A SPHERICAL CURVE AND A CYLINDRICAL CURVE USED TO CORRECT VISION DEFECTS OF THE EYE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6540001644601 does not contain precious metals.
This NSN is associated to Schedule B 9001300000: contact lenses. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 339115: ophthalmic goods manufacturing.
This information was last updated on Jul 01, 2025.