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 6110-01-605-3352
NSN 7035-01-166-1141
NSN 6240-01-014-5598
NSN 5920-01-323-5782
NSN 6650-01-547-4342
NSN 5945-00-268-8124
NSN 6610-01-010-2112
NSN 6105-00-935-5256
NSN 5915-01-276-7225
NSN 6105-01-467-8915
NSN 4140-01-617-3799
NSN 5915-01-152-2684