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 6145-01-513-9112
NSN 6220-01-310-7166
NSN 5920-01-111-7178
NSN 6150-00-763-7220
NSN 6135-00-100-0485
NSN 2925-01-194-9737
NSN 5990-00-398-0507
NSN 5905-01-050-4466
NSN 5990-00-964-9672
NSN 5905-01-241-2472
NSN 5990-01-259-7138
NSN 5910-00-092-2175