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 5960-01-641-5493
NSN 5915-00-353-0853
NSN 6610-00-584-5055
NSN 6130-01-400-6123
NSN 5950-01-439-2993
NSN 6240-01-075-6559
NSN 6610-01-232-0814
NSN 5996-01-103-9092
NSN 5920-00-683-7883
NSN 6650-01-112-0453
NSN 5950-00-305-4634
NSN 5985-01-515-6266