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 6240-01-510-9299
NSN 5996-00-192-3597
NSN 6110-01-597-1665
NSN 5895-01-384-3736
NSN 5905-01-482-0149
NSN 6110-01-373-9366
NSN 6130-01-367-1398
NSN 6240-01-570-3066
NSN 6240-00-017-9006
NSN 5960-00-529-2704
NSN 6150-00-177-7031
NSN 5895-01-511-0595