National Stock Number
6540-01-645-9243
National Stock Number (NSN) 6540-01-645-9243, or NIIN 016459243, (lens,ophthalmic,compound) was assigned July 6, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 08, 2017, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
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 6540016459243 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 Aug 01, 2025.