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 5915-00-247-6513
NSN 2925-01-642-3255
NSN 5855-01-167-2162
NSN 6645-00-983-2046
NSN 5925-00-839-6067
NSN 5910-01-098-5923
NSN 5915-00-261-6835
NSN 6105-01-057-7040
NSN 6150-01-203-4761
NSN 5975-00-686-3504
NSN 5998-01-565-3701
NSN 5930-00-072-0876