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 5975-01-312-9500
NSN 5985-00-161-2723
NSN 6145-01-213-0754
NSN 5915-01-508-4199
NSN 5920-01-620-8281
NSN 5998-00-061-2861
NSN 5920-01-038-6429
NSN 5905-01-414-6970
NSN 5905-00-173-9407
NSN 6220-01-222-0724
NSN 5855-00-411-8688
NSN 6685-01-024-3062