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 6685-00-124-5215
NSN 6150-01-142-8356
NSN 5985-01-464-2884
NSN 5999-01-030-4093
NSN 4140-01-514-8203
NSN 6320-01-374-9924
NSN 6110-00-504-2441
NSN 5925-00-304-3315
NSN 5950-00-121-9837
NSN 6685-01-546-4974
NSN 2925-00-596-9775
NSN 5905-01-135-4339