Hardened steel base; 5 in. L x 1 in. W x 1-1/4 in. H
A sensitive instrument used to establish accurately the horizontal plane. It consists of a vial(s) in an enclosure which may or may not have mounting holes. It is mounted in or on a flat plate base. The vial may be graduated or plain.
Classification: Drawing, marking-out or mathematical calculating instruments, nesoi
NSN 5975-01-057-4371
NSN 5950-00-116-8987
NSN 5996-00-438-0153
NSN 7035-01-437-4137
NSN 6105-01-539-5332
NSN 6320-01-491-0327
NSN 5998-00-768-5251
NSN 6685-00-469-0474
NSN 5998-00-229-3756
NSN 6135-01-631-4483
NSN 5915-01-127-9435
NSN 6135-00-574-1204