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 5930-01-412-5596
NSN 5985-00-113-3417
NSN 5905-00-294-0927
NSN 6105-00-519-1102
NSN 5835-01-338-5176
NSN 5925-00-781-0878
NSN 6645-01-328-4803
NSN 6645-01-658-5624
NSN 5920-01-076-7045
NSN 5996-01-010-3816
NSN 6610-01-625-2926
NSN 5915-00-659-2337