MIL-R-71135 (AMENDMENT 2), MILITARY SPECIFICATION: RIFLE, 5.56MM: M16A2E3 (14-SEP-1994)
MIL-R-71135 (AMENDMENT 2), MILITARY SPECIFICATION: RIFLE, 5.56MM: M16A2E3 (14-SEP-1994)., This Amendment forms a part of MIL-R-71135(AR), dated 19 June 1993, and is approved for use by u.S. Army Armament, Munitions
and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense.