National Stock Number
6675-01-643-0820
National Stock Number (NSN) 6675-01-643-0820, or NIIN 016430820, (sight,level) was assigned March 19, 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 2 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 09, 2015, 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 requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11004. [AN ITEM CONSISTING OF TWO SEPARATE MOUNTING BRACKETS, ONE HAVING AN APERTURE WITH CROSS HAIRS, THE OTHER WITH A PLAIN APERTURE; OR EACH WITH A FITTED DEVICE WITH SUCH APERTURES. IT IS ATTACHED TO A LEVEL OR STRAIGHTEDGE AND IS USED AS AN INEXPENSIVE SUBSTITUTE FOR SURVEYORS' INSTRUMENTS TO LEVEL AND ALIGN WALLS, GRADES, FENCES, AND THE LIKE. SEE ALSO LEVEL, SURVEYING.]. 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 6675016430820 does not contain precious metals.
This information was last updated on Jul 01, 2025.