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 5975-01-139-6797
NSN 5985-01-117-0272
NSN 2925-01-548-6674
NSN 6685-01-208-6022
NSN 5905-00-290-8098
NSN 6150-00-488-3998
NSN 6145-01-281-2612
NSN 5950-00-148-0713
NSN 6610-01-545-5648
NSN 5996-01-202-1392
NSN 6110-00-258-8542
NSN 5920-00-317-2219