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 6645-01-114-8044
NSN 5945-01-573-7795
NSN 5975-01-085-9021
NSN 5835-01-397-8801
NSN 5915-01-444-4069
NSN 6240-01-561-7213
NSN 6150-01-648-2430
NSN 5965-01-290-7085
NSN 6220-01-589-1781
NSN 6650-00-670-2516
NSN 5960-00-153-4669
NSN 6650-01-157-8806