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 6150-00-492-8095
NSN 5985-00-456-0240
NSN 4140-01-362-5292
NSN 4140-01-154-5830
NSN 5925-01-072-3867
NSN 5985-01-321-4001
NSN 5925-01-428-4206
NSN 6685-01-278-2981
NSN 6240-01-472-5577
NSN 5950-00-152-8984
NSN 5945-01-258-5042
NSN 6130-01-141-9261