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 5920-01-556-7297
NSN 6620-01-140-0968
NSN 5925-01-170-7899
NSN 5935-01-622-4316
NSN 5895-01-020-5377
NSN 6130-01-430-3116
NSN 5950-00-901-8827
NSN 5910-01-380-9970
NSN 6320-01-098-2503
NSN 5950-01-059-8871
NSN 5998-01-419-4869
NSN 6620-00-123-4168