A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5945-01-044-5825
NSN 6320-00-937-5625
NSN 6685-01-469-3025
NSN 5975-01-101-5615
NSN 5905-01-008-6480
NSN 5855-01-195-2518
NSN 5905-00-916-5602
NSN 5935-00-226-6687
NSN 5990-01-331-2221
NSN 6240-01-261-4958
NSN 5935-01-245-9723
NSN 5915-01-497-1353