No other part numbers with same form, fit, and function found.
An instrument primarily used in drafting, consisting of two joined arms, one end being secured to a stationary surface and the other end equipped with an adjustable protractor and removable ruled scale(s); or two rigid beams, one beam anchored across full length of top of drawing board, the other beam perpendicular to top beam equipped with adjustable protractor and removable ruled scale(s). It is used as a guide for drawing parallel lines at any angle on a chart or drawing, or transmitting reference points.
Classification: Drafting tables and machines, whether or not automatic
NSN 6150-01-412-0570
NSN 6620-01-216-0904
NSN 6145-01-399-0467
NSN 5920-01-424-3721
NSN 5960-00-974-6829
NSN 5990-01-463-5400
NSN 5935-01-087-9583
NSN 6610-01-573-5949
NSN 5965-00-726-3168
NSN 5895-01-322-1927
NSN 6650-00-054-4721
NSN 5925-01-214-8249