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 6130-00-235-4359
NSN 5905-01-108-9667
NSN 5915-01-465-4922
NSN 6645-00-400-3115
NSN 5965-01-538-0698
NSN 5960-00-469-1126
NSN 5905-01-462-8014
NSN 4140-00-331-0685
NSN 5945-01-659-8858
NSN 6105-01-422-0510
NSN 5965-00-267-4173
NSN 5930-01-437-7367