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 7035-01-145-5059
NSN 5835-01-338-5176
NSN 5960-00-275-7497
NSN 6130-01-391-6087
NSN 6105-01-535-0308
NSN 5855-00-135-9064
NSN 6610-01-233-5857
NSN 5998-00-774-8037
NSN 5895-01-619-3938
NSN 6610-00-443-8910
NSN 6610-01-177-3732
NSN 6105-01-526-8402