A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6130-01-602-3023
NSN 7035-01-443-3052
NSN 5905-01-029-4207
NSN 6145-00-964-8859
NSN 6650-01-388-1140
NSN 2925-00-159-9003
NSN 2925-01-270-1124
NSN 6220-01-049-8518
NSN 6130-00-615-9250
NSN 5960-01-505-2426
NSN 6320-00-994-0179
NSN 5835-01-414-3258