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 5935-00-245-0966
NSN 5835-01-347-8714
NSN 5835-01-324-8739
NSN 5895-00-096-2966
NSN 2925-01-288-2091
NSN 6145-01-258-1840
NSN 6610-01-487-5629
NSN 5835-00-228-9082
NSN 6645-01-485-3517
NSN 6130-00-334-9227
NSN 5835-01-360-2657
NSN 6220-01-270-9885