A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5935-01-159-0845
NSN 5855-01-338-1718
NSN 7035-01-281-3642
NSN 5999-01-258-4790
NSN 5960-01-632-6576
NSN 5905-00-233-6407
NSN 6240-00-201-1200
NSN 5835-01-185-1102
NSN 5930-01-425-8517
NSN 5910-01-374-1101
NSN 5990-01-485-0260
NSN 6650-00-272-2271