Used to calibrate the machine
NSN 5999-00-192-0263
NSN 6150-01-481-8050
NSN 5998-00-422-4726
NSN 6645-01-539-9855
NSN 6105-00-412-8898
NSN 6220-01-350-9370
NSN 5935-01-117-1312
NSN 6645-00-803-6417
NSN 5855-00-198-3197
NSN 5905-01-429-3444
NSN 6685-01-462-0141
NSN 6135-01-475-7415