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 6135-01-400-2947
NSN 6150-00-553-3506
NSN 5905-00-300-6429
NSN 5935-01-463-2807
NSN 4140-01-449-9037
NSN 5965-00-739-2063
NSN 5985-00-726-2290
NSN 5915-01-188-6748
NSN 6685-01-295-0783
NSN 5996-00-899-8698
NSN 6685-01-113-8759
NSN 6105-00-957-2849