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 5990-00-492-5063
NSN 6145-01-279-1264
NSN 5855-00-117-0857
NSN 5895-01-477-5286
NSN 4140-00-674-2856
NSN 5975-00-216-4848
NSN 5925-01-564-9207
NSN 6685-01-197-6343
NSN 5895-00-099-3885
NSN 5835-01-104-5707
NSN 6130-01-647-5951
NSN 5905-00-940-3002