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 6645-00-410-9814
NSN 5910-00-906-0734
NSN 5835-00-707-6266
NSN 5920-00-100-1294
NSN 5935-00-734-1099
NSN 5855-00-156-5489
NSN 5935-01-382-0679
NSN 5910-01-615-6340
NSN 5930-00-261-8219
NSN 5930-00-457-8936
NSN 5950-01-263-0887
NSN 6110-00-035-8794