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 5920-01-183-3125
NSN 6150-01-608-4627
NSN 5910-01-300-3183
NSN 6130-01-012-6562
NSN 5999-00-056-4745
NSN 6610-00-374-1563
NSN 6220-01-397-7416
NSN 5999-01-411-1487
NSN 4140-00-797-7765
NSN 6145-01-133-3478
NSN 5920-00-842-0236
NSN 5965-00-275-0491