Used to calibrate the machine
NSN 5895-00-661-1773
NSN 5915-01-464-4926
NSN 2925-01-446-6976
NSN 5920-00-762-3348
NSN 5985-00-837-0000
NSN 6645-01-372-9464
NSN 5920-00-373-3636
NSN 6240-01-441-0784
NSN 5945-00-412-8605
NSN 5905-01-250-2448
NSN 5965-01-299-8690
NSN 6240-01-453-1591