A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5999-01-553-4107
NSN 5965-01-508-1093
NSN 6105-00-887-3793
NSN 6620-00-940-8242
NSN 5905-01-452-5669
NSN 6130-01-060-0329
NSN 5915-01-089-7930
NSN 6105-01-391-7124
NSN 5996-01-239-6809
NSN 5905-01-209-0472
NSN 5950-01-386-3608
NSN 5905-01-417-2183