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 5960-00-627-8574
NSN 6645-01-362-0596
NSN 5910-00-788-3785
NSN 5920-01-269-4191
NSN 6240-01-619-2122
NSN 5950-01-089-2443
NSN 5965-01-288-4736
NSN 6150-01-231-8039
NSN 5990-00-518-0684
NSN 6135-01-475-7415
NSN 6610-00-518-4919
NSN 5965-01-105-7901