A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5920-00-922-8493
NSN 5960-01-172-2088
NSN 5835-00-912-5656
NSN 6610-00-369-6661
NSN 6110-00-466-1674
NSN 5895-01-375-7840
NSN 5996-01-312-6574
NSN 5945-01-513-9067
NSN 6620-01-658-2480
NSN 5905-00-290-8098
NSN 5965-01-426-8325
NSN 6150-00-905-6070