A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6110-00-655-2937
NSN 5965-01-233-2759
NSN 6220-01-562-3819
NSN 6240-00-797-0570
NSN 5985-00-082-5228
NSN 5835-01-123-8305
NSN 5895-01-089-6822
NSN 6105-00-787-0534
NSN 5915-01-349-9839
NSN 5920-00-227-6586
NSN 6150-01-540-7420
NSN 6135-01-041-3829