I-beam type
An instrument used to establish the horizontal or vettical plane. It consists of a body of wood, metal or bakelite with one or more level vials and one or more plumb vials.
Classification: Handtools (including glass cutters) and parts thereof, nesoi, of basemetal
NSN 5945-01-192-5792
NSN 5895-01-511-6150
NSN 5999-00-395-2715
NSN 6130-01-393-1185
NSN 6130-01-366-6719
NSN 5965-00-244-8428
NSN 5975-01-536-2385
NSN 5965-00-954-3011
NSN 5965-01-067-9280
NSN 5895-00-233-7309
NSN 5965-00-971-5522
NSN 5835-01-362-0305