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 5930-01-649-3583
NSN 5985-01-442-5195
NSN 6645-01-065-7036
NSN 5855-01-431-8937
NSN 5950-00-566-3185
NSN 6220-01-132-4575
NSN 6105-01-168-2906
NSN 5975-01-630-7860
NSN 5855-01-076-9369
NSN 6145-00-058-2436
NSN 6135-00-016-0071
NSN 5930-00-078-9426