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 6145-01-425-2689
NSN 5960-01-495-0859
NSN 5895-01-515-1754
NSN 5950-01-572-3690
NSN 6130-01-418-3251
NSN 5999-01-487-4515
NSN 5998-01-186-9570
NSN 5999-01-424-3782
NSN 6105-00-222-2516
NSN 6650-00-239-9226
NSN 6135-00-168-9352
NSN 5895-00-117-1030