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 6220-00-772-9791
NSN 5990-01-277-9753
NSN 5915-00-965-0535
NSN 5999-01-367-9012
NSN 5960-01-163-8905
NSN 6105-01-107-5991
NSN 5905-01-441-8271
NSN 7035-00-117-0418
NSN 5930-00-934-9714
NSN 5855-01-035-2866
NSN 5905-00-266-0948
NSN 5990-01-485-0260