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 6105-01-553-4347
NSN 6610-00-791-4705
NSN 6650-00-127-3010
NSN 6110-01-232-0840
NSN 6645-00-772-0532
NSN 5855-01-519-2933
NSN 5996-00-520-4370
NSN 5920-01-326-6143
NSN 6150-00-554-7591
NSN 5990-00-974-1918
NSN 5925-01-643-5706
NSN 4140-01-069-2307