A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6150-00-479-2976
NSN 5965-01-449-1101
NSN 5999-01-248-2960
NSN 5855-01-184-8089
NSN 6685-01-566-2082
NSN 5905-01-087-3663
NSN 5965-01-425-5857
NSN 5998-00-051-6657
NSN 5905-00-628-1614
NSN 5998-01-442-7841
NSN 5855-00-921-6589
NSN 5895-01-251-4716