National Stock Number (NSN) 1240-01-483-7581, or NIIN 014837581, (sight,bore,optical) was assigned April 6, 2001 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 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 18, 2019. There have been 4 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L320P0502, SPE7L318P7611, SPE7M115M0909, SPM7A207D7006, SPM7A207D7006. The total value of the awarded contracts has been US$ 849,899.26.
This NSN is unique to one weapons system.
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 20, 2008, 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) 22601. [A TELESCOPIC DEVICE WHICH UTILIZES A BORESIGHTING RETICLE, USED TO ALIGN THE AXIS OF A WEAPON BORE WITH A TARGET. IT IS SECURED TO THE EXTERIOR OR INTERIOR OF A WEAPON BARREL OR TUBE. IT INCLUDES A MOUNT, TELESCOPE WITH A STRAP AND CLAMP ASSEMBLY FOR EXTERIOR MOUNTING, OR AN EXPANSION SLEEVE ADAPTER FOR INTERNAL MOUNTING. EXCLUDES:SIGHT, BORE, BREECH; SIGHT, BORE, MUZZLE AND SIGHT, BORE, OPEN.]. 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 1240014837581 does not contain precious metals.
This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.
This information was last updated on Aug 01, 2025.