1the sight , bore, optical a4 is a 4 power, straight optical aiming device configured to mount on the m16a4 service rifle with the mil-std-1913 rail adapter assembly. It attaches to therail to provide the user a targeting tool to engage distant daylight also nearlow-lit targets with increased certainty. The reticle is ballistically matchd to the m16a4's 5.56 round. A light pipe privides input to the reticle during the day and a tritiium device is used for low light situations to illuminate the reticle. Height=2.38 inches, width=2.08 inches, weight=15.1 oz. Length=5.8 inches, eye relief=1.5 in, eye upil=8mm, waterproof to 66 ft. The optical aiming device is configured to mount on the m16a4 service rifle with the mil-std-1913 rail adapter assembly.
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.
Classification: Military equipments not identified by kind
NSN 5950-01-403-2852
NSN 5905-01-543-1600
NSN 5855-01-443-2509
NSN 6130-01-563-5143
NSN 6320-01-039-5891
NSN 6150-01-242-4110
NSN 6320-01-119-3935
NSN 2925-01-288-2091
NSN 6220-01-136-0339
NSN 6685-01-214-8688
NSN 5950-00-270-4701
NSN 5920-00-285-2245