National Item Identification Number
National Stock Number
Federal Supply Class
A small transparent vessel, inclosing a liquid with an air bubble. It is the indicating part of a level. The item may be cylindrical in shape, or a comparatively flat, cicular item, but does not have a mounting hardware. For mounted items and items including mounting or mounting hardware, see LEVEL (as modified).
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)