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 7035-01-202-9250
NSN 5998-01-588-9775
NSN 5835-01-143-9143
NSN 6130-00-111-1320
NSN 5915-01-533-9335
NSN 5996-00-566-9253
NSN 5990-00-466-2952
NSN 5905-01-278-0539
NSN 6220-00-251-5600
NSN 5996-01-633-7550
NSN 5930-01-099-5005
NSN 6130-00-241-0969