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 5965-01-071-3704
NSN 5999-00-583-6106
NSN 5960-01-398-9538
NSN 6135-01-625-0233
NSN 5965-01-464-3372
NSN 5835-01-502-9228
NSN 6685-00-495-4540
NSN 6645-01-272-4758
NSN 6620-00-031-8601
NSN 4140-01-325-9216
NSN 5935-01-496-4220
NSN 5930-01-025-6151