A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5975-00-444-7844
NSN 5999-01-322-8578
NSN 5960-01-267-2741
NSN 5855-01-302-9778
NSN 5920-00-372-5864
NSN 7035-00-193-2269
NSN 5975-01-197-7673
NSN 7035-01-349-7883
NSN 6645-01-653-7762
NSN 5855-00-156-5489
NSN 2925-01-172-9209
NSN 5965-01-431-7377