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 5965-01-406-4164
NSN 6150-00-818-4787
NSN 6150-01-342-1124
NSN 5975-00-076-1674
NSN 6650-01-200-3293
NSN 5920-00-519-6301
NSN 5945-01-309-7366
NSN 6320-00-343-1798
NSN 5895-00-087-4276
NSN 5855-01-603-9045
NSN 5930-01-565-4952
NSN 5905-01-117-6737