Used to calibrate the machine
NSN 5975-00-823-0979
NSN 5930-01-253-7557
NSN 5990-00-350-2352
NSN 5895-01-498-2524
NSN 5855-00-132-4898
NSN 5950-00-493-1780
NSN 6150-01-531-8031
NSN 5945-00-127-9977
NSN 5920-00-226-7148
NSN 2925-00-891-9289
NSN 5975-00-396-2255
NSN 6145-01-442-7298