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 7035-00-529-3128
NSN 5915-01-596-5200
NSN 5930-00-826-0782
NSN 5975-01-518-8281
NSN 5960-00-683-7476
NSN 6610-00-280-2982
NSN 6105-01-447-2984
NSN 5996-01-487-6811
NSN 6220-00-735-4815
NSN 6145-00-898-0219
NSN 5930-01-511-0586
NSN 6145-01-438-2984