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 6130-01-243-7001
NSN 6130-01-144-9495
NSN 5999-01-392-2280
NSN 5960-01-588-8410
NSN 7035-01-422-4642
NSN 2925-01-443-5929
NSN 6110-00-813-8632
NSN 5895-01-045-0926
NSN 5895-01-643-0046
NSN 5945-01-493-8688
NSN 2925-01-364-7926
NSN 5905-01-410-7780