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 5925-00-361-1943
NSN 5950-01-043-4984
NSN 5935-00-986-0348
NSN 5990-01-303-9920
NSN 6645-01-530-9134
NSN 6620-01-147-5615
NSN 5990-01-504-9265
NSN 6650-01-344-3974
NSN 5935-01-544-2136
NSN 5920-01-623-4260
NSN 6650-01-200-7657
NSN 5960-01-247-1599