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 6105-01-287-9756
NSN 5985-00-553-9735
NSN 5965-00-802-6683
NSN 5950-01-491-8548
NSN 6145-01-450-8032
NSN 6145-00-564-5591
NSN 6645-00-041-4074
NSN 4140-01-263-2180
NSN 6240-01-190-5344
NSN 5930-01-546-0810
NSN 6145-00-898-0219
NSN 5905-00-697-2761