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 5998-00-605-8363
NSN 6610-01-656-0041
NSN 5905-00-434-2560
NSN 6685-01-268-1724
NSN 5945-00-059-5340
NSN 5930-01-147-7465
NSN 6610-01-542-8825
NSN 5996-01-590-1690
NSN 5910-01-422-1419
NSN 5930-01-427-3676
NSN 6130-00-222-3907
NSN 5998-00-220-9647