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 5910-01-463-9061
NSN 6610-00-480-1200
NSN 5835-01-214-5402
NSN 6135-00-078-9931
NSN 5895-01-494-3058
NSN 5835-01-442-6079
NSN 5960-01-583-4737
NSN 5935-00-833-8210
NSN 5920-00-399-7760
NSN 5990-00-147-3144
NSN 5985-01-364-8213
NSN 6685-00-148-9389