One or more blades (leaves) of tempered steel, ground to and marked with their respective pitch, expressed as number of threads per inch in the english system and as millimeters or fractional parts thereof in the metric system. It is used for checking the pitch of external or internal screw threads.
Classification: Other measuring or checking instruments, appliances and machines, nesoi in chapter 90
NSN 5999-01-470-9159
NSN 5935-00-370-0040
NSN 6110-01-467-8092
NSN 5930-01-442-6723
NSN 5990-01-343-4868
NSN 6130-00-186-0737
NSN 5925-01-462-0068
NSN 5998-00-203-1232
NSN 5945-01-133-0390
NSN 5950-01-519-2709
NSN 5895-01-516-6785
NSN 6240-00-433-2707