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 5950-00-842-6824
NSN 2925-01-642-3255
NSN 5975-01-502-7084
NSN 6620-01-578-7561
NSN 6150-01-447-2766
NSN 5835-01-560-3486
NSN 5999-01-493-4113
NSN 6645-00-580-9605
NSN 6685-01-634-0611
NSN 5935-00-216-7435
NSN 6220-01-379-4528
NSN 5920-01-518-9108