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 5996-01-581-5787
NSN 5996-01-100-5447
NSN 6110-01-440-5000
NSN 5950-00-146-2452
NSN 6240-01-044-7384
NSN 6150-01-327-8087
NSN 5910-01-526-6835
NSN 6105-01-268-1423
NSN 6130-01-058-3766
NSN 6620-00-168-0308
NSN 6620-00-811-7614
NSN 5945-00-216-7432