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 6650-01-433-3056
NSN 5925-01-140-2773
NSN 5996-01-229-1229
NSN 5835-00-406-6382
NSN 5990-00-924-4167
NSN 5920-00-040-2923
NSN 5990-00-617-1422
NSN 5998-01-327-2995
NSN 5965-00-900-8102
NSN 6650-01-207-2905
NSN 6145-01-191-8318
NSN 5930-01-418-7186