An irregularly shaped adjustable mechanical item usually integral to a sight, rear. It functions as a peephole through which the sight at the opposite end of a gun is brought into view in aiming at a target or object.
Classification: Parts and accessories of military artillery weapons of 9301.11 or 9301.19
NSN 6645-01-433-6999
NSN 6145-00-291-5388
NSN 5905-01-455-3383
NSN 7035-01-580-0957
NSN 5930-01-447-6752
NSN 5998-01-208-2370
NSN 5925-01-064-2388
NSN 5930-01-120-5174
NSN 6135-01-278-9717
NSN 6240-00-951-3376
NSN 5835-01-090-6712
NSN 6135-00-377-9165