A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6685-01-113-8005
NSN 5910-01-323-7086
NSN 5910-00-707-1364
NSN 5855-01-398-4965
NSN 6610-01-039-9295
NSN 5950-00-082-0615
NSN 6240-01-058-8868
NSN 5965-00-368-8204
NSN 5895-01-394-3023
NSN 5999-01-398-7291
NSN 6135-00-643-4843
NSN 2925-00-829-9082