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 5920-01-039-6118
NSN 7035-00-285-3393
NSN 5975-01-290-1618
NSN 6105-00-872-6315
NSN 6110-00-583-9821
NSN 6150-00-495-6008
NSN 5905-01-211-1434
NSN 5998-01-012-1489
NSN 5855-01-307-7440
NSN 5960-00-971-8432
NSN 5965-01-633-8849
NSN 5965-01-572-8509