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 6645-00-418-2133
NSN 5985-01-481-4966
NSN 5855-01-579-3864
NSN 5915-01-367-8614
NSN 6610-00-377-7956
NSN 6105-01-626-8154
NSN 5965-00-722-7574
NSN 5990-01-074-6549
NSN 5998-00-327-0662
NSN 6620-01-272-4746
NSN 5895-00-494-0781
NSN 5945-01-031-7252