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 5950-01-168-7800
NSN 7035-00-252-7467
NSN 6620-00-128-7980
NSN 5915-01-629-4204
NSN 5855-01-273-3843
NSN 7035-01-574-3087
NSN 6150-00-601-5973
NSN 5990-01-607-9433
NSN 6150-00-757-4853
NSN 5950-00-222-6999
NSN 5920-01-468-6227
NSN 6150-01-492-0572