A group of two or more irregular curves, all portions of which are not subject to the same mathematical formula. May include a case and related items.
Classification: Drawing, marking-out or mathematical calculating instruments, nesoi
NSN 5990-00-288-1820
NSN 5975-01-003-1561
NSN 6610-00-772-0003
NSN 6620-00-834-9430
NSN 5925-01-360-3090
NSN 5985-00-225-9475
NSN 5895-01-501-1494
NSN 6145-00-551-5288
NSN 5945-00-082-1195
NSN 6135-00-753-2276
NSN 6105-01-096-9239
NSN 5835-01-232-4035