A precision instrument used to determine a horizontal plane in all directions on one setting. It is centrally located in relation to the periphery of the top of the item, for centering the bubble. The item may be mounted to a cylinder.
Classification: Drawing, marking-out or mathematical calculating instruments, nesoi
NSN 5905-01-392-2291
NSN 6105-00-557-7989
NSN 5950-00-442-2787
NSN 5835-00-560-6650
NSN 5990-01-255-7387
NSN 5999-01-158-4109
NSN 5920-01-258-5035
NSN 5905-00-466-1814
NSN 5895-01-364-2464
NSN 6610-00-025-1878
NSN 5920-01-072-0652
NSN 5965-01-589-2288