MIL-HDBK-1013/1A
2)
Medium-Severity Threat. Use 4-inch (100-mm) sliding doors (2)
constructed of 14-gauge (1.9-mm) hollow metal or 3/8-inch (9-mm) steel plate.
3)
High-Severity Threat.
For the high-severity threat, use the
magazine door described in Table 16.
150