MIL-DTL-70446B, DETAIL SPECIFICATION: MACHINE GUN, 5.56MM: M249 (28 MAR 2007) [USE MIL-DTL-0070446B IN LIEU OF MIL-M-70446A]

MIL-DTL-70446B, DETAIL SPECIFICATION: MACHINE GUN, 5.56MM: M249 (28 MAR 2007) [USE MIL-DTL-0070446B IN LIEU OF MIL-M-70446A]., This specification is approved for interim use by the U.S. Army Armaments Research, Development and Engineering Center (ARDEC). Other activities in the Department of Defense may use this interim revision or may continue using MIL-M-70446A. This specification prescribes the detail requirements and identifies the verification procedures for the Machine Gun, 5.56MM: M249, hereafter referred to simply as the M249.