A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5920-01-504-9497
NSN 5945-00-612-6562
NSN 5975-01-644-2252
NSN 6320-00-261-9136
NSN 5910-01-465-8933
NSN 6105-01-605-1355
NSN 6685-00-058-9526
NSN 6320-00-261-9136
NSN 5965-01-170-5705
NSN 5960-01-383-6262
NSN 5905-01-634-0595
NSN 5925-00-436-3454