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 5945-00-647-3807
NSN 5935-00-256-5677
NSN 6320-01-202-8761
NSN 6135-00-299-6918
NSN 5985-01-206-4086
NSN 5925-00-597-1558
NSN 5960-01-155-1962
NSN 5965-01-430-4654
NSN 6685-01-152-2846
NSN 5935-01-340-5177
NSN 5855-00-304-7163
NSN 5855-01-245-8689