A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6105-00-017-3448
NSN 5975-00-078-4336
NSN 6220-00-274-8541
NSN 6110-01-161-9418
NSN 5999-01-063-7408
NSN 5920-01-595-2683
NSN 5985-01-100-3676
NSN 5975-01-406-3620
NSN 5960-01-398-9538
NSN 5945-01-504-9310
NSN 2925-01-565-6410
NSN 5915-01-420-4370