A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5950-01-359-6209
NSN 7035-00-510-3778
NSN 6240-01-058-1777
NSN 5998-00-683-1333
NSN 6135-00-134-6648
NSN 6650-01-366-2424
NSN 2925-01-567-8027
NSN 6110-01-152-2840
NSN 6135-01-398-5922
NSN 6240-00-325-2156
NSN 6220-01-411-5629
NSN 5999-01-315-8105