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 5990-00-082-3107
NSN 5990-00-677-6507
NSN 6135-01-660-2840
NSN 6135-01-068-0119
NSN 6240-01-615-3168
NSN 6105-00-418-6019
NSN 6150-01-458-6873
NSN 5950-00-269-4805
NSN 5835-01-156-5622
NSN 5998-01-214-2553
NSN 6150-00-145-8922
NSN 5930-01-568-7556