A device which utilizes a cylindrical or circular vial, level. It is used for leveling, adjusting and setting angles for fire control instruments of which it is an integral part.
Classification: Military equipments not identified by kind
NSN 2925-00-710-6161
NSN 6105-00-549-2668
NSN 6610-00-814-8598
NSN 6610-01-520-6889
NSN 5935-01-583-3241
NSN 5998-01-449-5314
NSN 6105-01-528-8027
NSN 6320-01-462-2295
NSN 5998-01-453-6787
NSN 6220-01-270-7766
NSN 5960-01-358-9733
NSN 6650-01-052-0015