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 5960-00-879-2487
NSN 4140-01-494-6783
NSN 2925-01-374-2402
NSN 5945-00-455-8546
NSN 5960-01-426-4242
NSN 5999-01-269-3568
NSN 6130-01-433-0508
NSN 5998-01-447-2952
NSN 5915-01-014-6224
NSN 5950-01-481-6864
NSN 5930-01-123-1660
NSN 5915-01-653-7259