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 5965-00-577-1242
NSN 6135-01-216-9771
NSN 6220-01-627-0038
NSN 5985-00-754-5426
NSN 5998-01-127-3460
NSN 5910-00-883-0984
NSN 6650-00-519-0973
NSN 6645-00-179-2725
NSN 5975-01-487-3748
NSN 5925-01-569-3831
NSN 6110-01-042-9343
NSN 5945-01-222-7051