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 7035-01-641-2830
NSN 5915-00-202-5192
NSN 6610-01-330-4903
NSN 5915-01-288-1884
NSN 6145-01-634-0388
NSN 6145-00-382-6199
NSN 5998-01-442-4649
NSN 5855-01-519-3814
NSN 5999-01-586-8929
NSN 6645-00-508-5723
NSN 6135-01-412-0404
NSN 6610-01-311-8230