Used to calibrate the machine
NSN 6645-01-091-9363
NSN 5999-00-788-1600
NSN 5998-00-290-8100
NSN 7035-01-023-7859
NSN 6135-01-503-1688
NSN 2925-00-099-4030
NSN 6650-00-253-9195
NSN 5965-01-084-2385
NSN 6610-01-331-4006
NSN 4140-01-447-0779
NSN 6645-01-352-2221
NSN 6240-01-360-6965