MIL-B-70511B (W/ AMENDMENT-4), MILITARY SPECIFICATION: BOLT, AUTOMATIC WEAPON: (PRACTICE) M2 (15-JUN-2015)

MIL-B-70511B (W/ AMENDMENT-4), MILITARY SPECIFICATION: BOLT, AUTOMATIC WEAPON: (PRACTICE) M2 (15-JUN-2015)., Inactive for new design after 1 September 1998. This specification establishes the performance, firing and quality assurance retirements for the assembly, testing, inspection and packaging for the Bolt, Automatic Weapon: (Practice) M2.