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 6645-01-449-5457
NSN 6110-01-097-4800
NSN 6105-01-640-9162
NSN 6220-01-352-6132
NSN 6145-00-024-6683
NSN 2925-01-068-3844
NSN 6650-01-576-3258
NSN 5910-01-463-7399
NSN 5930-00-134-0414
NSN 5895-00-814-5244
NSN 5910-00-351-8768
NSN 5975-01-536-9613