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 5999-01-146-6758
NSN 7035-01-045-7202
NSN 6110-01-225-0104
NSN 6320-01-006-6138
NSN 5996-00-575-6241
NSN 5975-01-659-9893
NSN 5999-01-166-5691
NSN 6220-00-332-9408
NSN 6685-01-011-4859
NSN 5998-00-740-7515
NSN 6320-00-593-0379
NSN 5855-01-042-7990