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 6645-01-076-4655
NSN 5915-01-171-8987
NSN 5950-01-546-3864
NSN 5996-01-019-3960
NSN 5985-01-194-7304
NSN 5910-00-841-3164
NSN 6240-00-306-9214
NSN 5935-00-097-1136
NSN 6620-00-844-2494
NSN 5920-00-665-3973
NSN 6105-00-926-7958
NSN 5925-00-615-7071