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 5960-01-053-4358
NSN 7035-01-161-9878
NSN 6320-00-186-6452
NSN 5855-00-189-6066
NSN 5965-00-408-5501
NSN 5998-01-269-9168
NSN 5920-00-233-3552
NSN 5945-01-472-3424
NSN 6130-00-969-4622
NSN 6105-01-193-3541
NSN 6145-01-659-5338
NSN 5930-01-459-0294