Body cross-sectional shape trapezoid, per federal specification gg-s-161d
A thin, flat or triangular shaped strip of wood, plastic or other material with one or more edges graduated in units applicable only for the plotting of distances represented by the map ratio printed on the scale. The scale may contain one edge graduated on a 1 to 1 ratio. Used for plotting or measuring distances on maps, charts, and the like. Excludes scale, drafting and rule (as modified).
Classification: Parts and accessories for surveying
NSN 6620-01-204-5650
NSN 5999-01-211-5462
NSN 5910-00-247-2465
NSN 5990-00-164-1198
NSN 5905-01-407-8904
NSN 4140-01-533-3791
NSN 5985-01-557-8289
NSN 6685-01-292-7874
NSN 5925-01-134-2747
NSN 6320-01-195-5583
NSN 6650-00-090-5320
NSN 5925-01-044-5508