Formerly criticality code f
NSN 5855-00-106-1640
NSN 6130-01-634-0603
NSN 5915-01-363-2902
NSN 5975-00-166-9296
NSN 2925-01-360-3575
NSN 6110-01-497-2279
NSN 5960-01-509-8779
NSN 6145-01-162-0088
NSN 5935-00-067-9648
NSN 5996-01-384-2115
NSN 5945-00-444-1217
NSN 6620-00-723-2075