45.0 degrees by 0.047 in deep chamfer on edge of both sides
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 6645-00-368-8636
NSN 5920-01-262-2892
NSN 5999-00-256-9366
NSN 5905-01-113-8116
NSN 5915-01-395-7592
NSN 5920-00-188-7373
NSN 6150-01-317-3639
NSN 5920-01-243-2312
NSN 6130-00-660-8848
NSN 5835-01-315-9948
NSN 6110-00-932-7099
NSN 5996-01-386-4230