A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5905-01-122-5079
NSN 7035-01-539-7074
NSN 5990-01-138-1481
NSN 5905-01-605-2401
NSN 5960-00-391-6493
NSN 6130-00-183-0811
NSN 5855-01-556-7421
NSN 6610-01-122-0064
NSN 5935-00-620-9393
NSN 5930-01-398-0656
NSN 5960-01-412-9474
NSN 5960-01-299-9182