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 5950-01-317-5033
NSN 5835-01-237-8486
NSN 5950-01-442-8270
NSN 6145-01-209-0842
NSN 6105-01-650-8083
NSN 6240-01-078-0352
NSN 5945-01-350-3649
NSN 4140-01-572-3807
NSN 6105-00-079-0863
NSN 6220-01-179-9637
NSN 5920-01-535-9476
NSN 6240-00-211-6085