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 5855-01-096-9294
NSN 5985-01-462-0144
NSN 5905-00-431-7833
NSN 5925-01-020-7706
NSN 6650-01-179-1842
NSN 5910-01-360-3339
NSN 5905-01-384-3382
NSN 6145-01-025-1372
NSN 5915-00-514-2098
NSN 6240-01-652-8378
NSN 5960-00-672-3836
NSN 5950-00-740-8897