MIL-M-24913, MILITARY SPECIFICATION: MASK, EXTREME COLD WEATHER, DRY AND WET COLD (06 JAN 1984)

MIL-M-24913, MILITARY SPECIFICATION: MASK, EXTREME COLD WEATHER, DRY AND WET COLD (06 JAN 1984)., This specification covers the requirements for a one type and size cold weather mask.