A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5990-01-608-9271
NSN 6105-00-541-8472
NSN 5895-01-408-2955
NSN 5930-01-256-5150
NSN 5996-01-435-1093
NSN 5999-01-497-5563
NSN 5985-01-289-0496
NSN 5975-01-311-3774
NSN 6240-00-300-9883
NSN 2925-01-541-5031
NSN 6685-01-215-6609
NSN 5985-01-171-6700