A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6130-00-866-5558
NSN 5935-01-444-1678
NSN 5998-00-500-8551
NSN 6320-01-600-0787
NSN 6320-01-232-4664
NSN 5925-01-344-8932
NSN 7035-00-931-9415
NSN 5945-01-421-1785
NSN 5999-00-045-6905
NSN 6220-01-567-0793
NSN 5990-01-448-2751
NSN 7035-00-003-7518