MIL-S-70538A, MILITARY SPECIFICATION SAW, M249 AMMUNITION MAGAZINE ASSEMBLY AND FEEDSTOCK (30 NOV 1994)
MIL-S-70538A, MILITARY SPECIFICATION: SAW, M249 AMMUNITION MAGAZINE ASSEMBLY AND FEEDSTOCK (30-NOV-1994)., This specification covers requirements
examinations and tests for the SAW, M249 Ammunition Magazine
Assembly and Feedstrap. The assembly consists of a magazine with
a cover; the feedstrap is not a part of the assembly. (See 6.1)