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 5855-01-384-4914
NSN 6620-01-232-8552
NSN 2925-01-334-7122
NSN 5895-01-613-0662
NSN 5925-01-038-4066
NSN 6150-01-074-7365
NSN 6150-00-187-0527
NSN 6645-00-171-9639
NSN 6130-01-323-7444
NSN 5855-01-042-7990
NSN 5905-01-541-4389
NSN 6685-01-358-7884