A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5910-00-841-8740
NSN 6130-00-153-3136
NSN 6130-01-367-6563
NSN 5965-00-868-8711
NSN 6620-01-412-0938
NSN 6620-00-799-4244
NSN 6150-01-132-4651
NSN 5996-00-829-0661
NSN 5998-00-227-6273
NSN 5999-01-439-7982
NSN 5985-01-634-0635
NSN 5855-01-596-0879