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 6105-01-382-4225
NSN 6105-01-412-4264
NSN 6645-00-926-4394
NSN 6220-01-406-3167
NSN 5855-00-484-8638
NSN 5910-00-031-6812
NSN 6650-01-341-3966
NSN 5996-01-577-3838
NSN 5990-00-164-1677
NSN 5925-00-147-9946
NSN 5835-00-223-7235
NSN 6610-00-786-6973