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 6650-01-426-4253
NSN 6110-01-023-2248
NSN 6150-00-387-3045
NSN 5920-00-843-2286
NSN 6320-01-397-9995
NSN 5895-01-552-0729
NSN 6130-01-626-2893
NSN 2925-01-187-5480
NSN 6150-01-173-5188
NSN 6240-01-054-2289
NSN 5895-01-196-5625
NSN 6620-01-491-1434