A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5996-01-391-0043
NSN 6685-00-684-7891
NSN 5930-00-986-9060
NSN 6650-01-065-1704
NSN 5905-01-258-0604
NSN 6130-01-168-8507
NSN 5930-01-360-6904
NSN 5855-01-167-2162
NSN 6240-01-149-1428
NSN 6130-01-246-4154
NSN 5998-01-487-5561
NSN 5915-00-084-4303