A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5965-01-531-3496
NSN 5945-01-397-7255
NSN 5960-00-188-8648
NSN 6610-01-353-3255
NSN 5905-00-624-1431
NSN 5996-01-026-4750
NSN 2925-00-056-7112
NSN 5950-00-290-8090
NSN 2925-01-244-3016
NSN 2925-00-254-9776
NSN 5996-00-032-3592
NSN 5835-01-411-7050