National Stock Number
6540-01-640-9565
National Stock Number (NSN) 6540-01-640-9565, or NIIN 016409565, (lens measuring instrument,ophtha) was assigned January 5, 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 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 24, 2015, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 14969. [A DEVICE FOR DETERMINING THE OPTICAL PROPERTIES OF A LENS, SUCH AS DIOPTRIC POWER, AXIS, AND ANGLE BETWEEN CYLINDERS. IT MAY HAVE A DEVICE FOR MARKING THE LENS. DOES NOT INCLUDE MEASURE, LENS, OPHTHALMIC.]. 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 6540016409565 does not contain precious metals.
This NSN is associated to Schedule B 9018500000: other ophthalmic instruments and appliances and parts and accessories. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.
This information was last updated on Aug 01, 2025.