A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5920-01-146-4503
NSN 5855-00-247-7219
NSN 6145-00-701-2987
NSN 6610-01-300-1629
NSN 6620-01-289-6627
NSN 6610-00-200-8832
NSN 6105-01-141-7727
NSN 5930-01-054-3497
NSN 6110-01-509-4241
NSN 5855-01-100-3272
NSN 6610-00-225-9886
NSN 2925-01-127-0167
Last Updated: 08/07/2025