An item generally constructed on a transparent plastic material. It embodies a standard inch scale, an inner and/or outer statue mile scale, a vertical statue mile scale, and may also include a nautical mile scale. The semicircular protractor portion may be offset or inset in forming a part of the item. It is designed to be used in plotting courses, measuring distances between two points on a chart or map, establishing meridians of references, solving wind angles, and determining bearing positions.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 6610-00-753-2104
NSN 5930-00-968-3253
NSN 6135-00-334-4500
NSN 5905-01-518-8192
NSN 5975-00-376-1585
NSN 6240-01-339-0069
NSN 5920-01-102-3248
NSN 5945-00-716-8405
NSN 6320-01-211-6578
NSN 4140-00-893-2754
NSN 5920-01-143-5002
NSN 6620-00-635-7347