National Stock Number (NSN) 4240-01-525-7554, or NIIN 015257554, (replacement lens,gray,oakley si) was assigned November 23, 2004 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number 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. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 447 contracts issued for this part number, with 1693 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE8EJ25F083L, SPE8EJ25F072H, SPE8EJ25F057Q, SPE8EJ25F054N, SPE8EJ25F023W. The total value of the awarded contracts has been US$ 2,099,373.62.
This NSN is unique to one weapons system.
There has been a moderate amount of 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 Dec 10, 2013, 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) 77777. 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 4240015257554 does not contain precious metals.
This NSN is associated to Schedule B 9001907000: other optical elements of any material, unmounted, other than such element of glass not optically worked, nesoi. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 333314: optical instrument and lens manufacturing.
This information was last updated on Aug 01, 2025.