A thin flat piece of metallic, plastic, or similar material having one or more edges used as a guide for drawing curves, all portions of which are not subject to the same mathematical formula.
Classification: Drawing, marking-out or mathematical calculating instruments, nesoi
NSN 7035-00-890-7649
NSN 5895-00-378-5587
NSN 6240-01-179-1061
NSN 5998-01-589-6741
NSN 5965-00-902-6673
NSN 6145-00-378-3836
NSN 5990-00-965-0495
NSN 5855-01-532-0402
NSN 5895-00-234-6319
NSN 5925-00-932-0108
NSN 5835-00-594-4921
NSN 5855-00-327-2112