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 5920-00-835-3339
NSN 5835-00-505-2516
NSN 5999-00-250-2993
NSN 5975-01-634-0678
NSN 5999-01-115-0290
NSN 6320-00-394-8458
NSN 6685-01-291-4864
NSN 5996-00-536-7617
NSN 5998-01-062-1900
NSN 6110-00-636-1234
NSN 5910-00-925-2412
NSN 6685-00-988-5222