Circular vial has 360 degree viewing area; large sight; catalog number be-1
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 5985-01-440-1322
NSN 5930-00-184-8195
NSN 5998-01-155-8614
NSN 6610-01-099-9710
NSN 2925-00-519-5292
NSN 6645-00-720-3953
NSN 6240-01-396-8962
NSN 5960-01-016-9224
NSN 6645-01-044-6376
NSN 5998-00-153-9989
NSN 5996-01-449-0666
NSN 5855-00-288-1408