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 5925-01-363-9925
NSN 6110-01-570-6387
NSN 7035-01-176-7523
NSN 5925-01-348-4223
NSN 5910-01-281-0480
NSN 5835-01-544-5183
NSN 2925-00-391-0331
NSN 6220-01-094-5551
NSN 6110-01-239-3933
NSN 4140-00-893-2754
NSN 5935-01-646-7803
NSN 6150-01-065-1023