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 5910-01-472-3128
NSN 5895-01-284-5133
NSN 6110-01-192-3078
NSN 6240-01-409-2465
NSN 5960-01-340-9485
NSN 5920-00-894-2455
NSN 5915-00-251-3906
NSN 6650-01-392-8086
NSN 6685-01-533-2415
NSN 5920-01-601-1087
NSN 5945-01-490-6861
NSN 5990-00-269-2226