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 6650-01-195-0006
NSN 6105-01-505-7080
NSN 5965-00-289-6280
NSN 6110-01-231-2568
NSN 6150-00-114-2785
NSN 2925-01-609-8464
NSN 5996-01-555-0897
NSN 7035-01-040-6373
NSN 5990-01-257-8299
NSN 6110-01-204-0698
NSN 5999-01-502-7101
NSN 6110-01-361-5997