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 6105-00-495-6909
NSN 5930-01-545-0747
NSN 5905-00-256-3381
NSN 5965-00-963-1796
NSN 5965-00-726-3168
NSN 5960-00-752-6175
NSN 6135-01-246-0308
NSN 6610-01-540-5424
NSN 6135-00-369-2368
NSN 5999-01-269-1157
NSN 5905-00-316-7803
NSN 6220-00-188-6628