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 2925-00-816-8765
NSN 5998-01-099-6878
NSN 6150-00-318-8209
NSN 6135-01-196-7399
NSN 6685-01-281-7267
NSN 5950-00-351-7897
NSN 6135-01-633-8502
NSN 5950-00-968-6743
NSN 5950-01-530-6465
NSN 5835-01-436-6549
NSN 5999-00-131-2363
NSN 5915-00-994-4090