A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5895-01-466-3427
NSN 2925-01-327-3069
NSN 5930-01-627-3925
NSN 5915-01-499-2205
NSN 6645-01-448-8375
NSN 5998-00-480-1242
NSN 6135-01-142-2417
NSN 5925-01-653-7069
NSN 6610-00-216-6538
NSN 5925-01-315-1896
NSN 6130-01-195-0527
NSN 6220-01-424-6446