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 5985-00-755-1446
NSN 5999-01-248-9196
NSN 6105-01-550-4822
NSN 5945-00-488-2618
NSN 5855-01-464-5084
NSN 6220-01-371-1058
NSN 6645-01-648-0250
NSN 6135-01-088-4301
NSN 5915-00-018-9433
NSN 6220-01-634-0660
NSN 5985-01-459-3027
NSN 5835-01-202-1376