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 5965-00-529-0602
NSN 6320-01-484-7734
NSN 6105-01-617-5860
NSN 6220-01-363-8371
NSN 5855-00-294-7532
NSN 6150-01-088-7643
NSN 5935-00-678-9932
NSN 6145-01-274-8396
NSN 4140-00-401-7851
NSN 6620-00-500-0041
NSN 6650-01-193-8983
NSN 6645-01-530-9134