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 5985-01-425-4930
NSN 6220-01-481-9193
NSN 5920-01-244-1669
NSN 7035-01-131-1168
NSN 6620-01-328-1455
NSN 6620-01-305-5344
NSN 6110-00-006-6381
NSN 6320-01-177-3192
NSN 5998-00-448-2371
NSN 5915-01-220-0849
NSN 6610-01-534-6377
NSN 6650-01-620-7649