An item attached to the breech end and integral to a carbine, machine gun, pistol, rifle, or the like. It may be a fixed or adjustable cross blade with a u-or v-shaped notch or aperture, or it may have elevation and windage adjustment knobs, slides, and graduated scales and be provided with aperture disks.
Classification: Part and accessories of articles of headings 9301 to 9304, nesoi
NSN 5996-01-233-6490
NSN 6650-01-354-3363
NSN 6105-01-142-3933
NSN 5835-01-034-1255
NSN 5915-01-186-2401
NSN 5960-00-597-2680
NSN 5990-01-486-2556
NSN 6145-01-619-2243
NSN 5998-01-425-2185
NSN 6110-01-621-8648
NSN 6645-00-155-2398
NSN 6135-01-282-4326