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 6650-00-146-3282
NSN 5996-00-096-2604
NSN 6650-01-534-3587
NSN 5999-01-365-0125
NSN 6105-01-260-1303
NSN 5915-01-327-3617
NSN 5855-01-132-5139
NSN 6145-01-476-5682
NSN 5920-00-373-3636
NSN 5920-01-464-2619
NSN 5996-01-113-7960
NSN 4140-01-215-2191