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 5910-00-244-0048
NSN 5915-01-417-6609
NSN 6645-01-441-4456
NSN 6610-01-041-0555
NSN 5910-01-608-1425
NSN 5915-01-104-4977
NSN 5945-01-160-7894
NSN 5990-01-474-3477
NSN 5950-01-323-5833
NSN 5905-00-577-9598
NSN 5935-01-198-4057
NSN 5975-01-472-9370