A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5985-01-153-2657
NSN 5985-00-929-1466
NSN 5925-00-605-6448
NSN 5930-00-383-5656
NSN 5999-00-172-2079
NSN 5950-01-425-2716
NSN 5950-01-045-8729
NSN 5930-01-514-7429
NSN 6150-01-279-0876
NSN 2925-01-292-9248
NSN 5996-01-502-9414
NSN 7035-00-018-0350