An instrument used for reducing and enlarging the outline of a drawing, map or draft by means of adjustable arms.
Classification: Parts and accessories for surveying
NSN 5925-00-816-2673
NSN 6645-00-829-8868
NSN 6130-01-301-6721
NSN 5925-01-462-5933
NSN 6645-01-518-4296
NSN 5905-01-634-0595
NSN 5985-01-337-8078
NSN 6150-01-027-1126
NSN 6135-00-603-4859
NSN 4140-00-231-1475
NSN 6320-01-176-8367
NSN 5945-00-455-9801