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 5930-00-508-4811
NSN 5996-00-153-3216
NSN 6135-01-319-5567
NSN 5895-00-829-0258
NSN 6150-01-473-2263
NSN 6645-01-330-6028
NSN 5996-01-576-2727
NSN 5895-00-225-7943
NSN 5960-00-481-6677
NSN 5835-01-373-9506
NSN 5935-01-165-0181
NSN 5895-01-078-5931