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 6110-01-239-4180
NSN 6685-01-214-6582
NSN 5999-01-566-8848
NSN 6220-01-649-3542
NSN 6105-00-362-1361
NSN 5965-00-644-0334
NSN 6135-01-399-8230
NSN 5930-01-424-5196
NSN 5950-00-965-9613
NSN 5999-01-448-4216
NSN 5965-00-980-8824
NSN 5950-01-399-0509