A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6685-00-258-9191
NSN 6645-00-935-7046
NSN 5975-00-520-2906
NSN 5985-00-012-5756
NSN 6320-01-268-3072
NSN 5920-01-250-6066
NSN 6685-01-632-6754
NSN 2925-00-540-9918
NSN 6145-00-358-6700
NSN 2925-00-221-8529
NSN 5985-00-057-0563
NSN 5950-01-424-0948