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 6110-00-099-7113
NSN 6130-01-595-0810
NSN 5925-01-513-6385
NSN 5920-00-610-3209
NSN 5996-01-607-7035
NSN 5999-01-303-6569
NSN 5990-00-593-8103
NSN 6610-00-028-7401
NSN 6150-01-216-1117
NSN 6145-00-890-8612
NSN 2925-01-068-3844
NSN 6110-00-317-8063