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 5905-00-222-5621
NSN 5999-00-997-7324
NSN 5905-00-550-9185
NSN 5965-01-147-5847
NSN 6220-01-119-0742
NSN 6110-01-202-8009
NSN 5910-01-538-6017
NSN 6645-01-450-0809
NSN 6240-00-211-6085
NSN 5965-01-189-2421
NSN 7035-01-432-2424
NSN 6320-01-366-5157