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 5998-01-368-0483
NSN 6105-00-107-3315
NSN 5855-01-188-4049
NSN 5910-00-274-3189
NSN 5945-00-499-7237
NSN 6620-01-340-9425
NSN 5855-00-832-9341
NSN 5950-01-470-0823
NSN 5965-01-274-2151
NSN 6130-01-325-3635
NSN 5910-00-594-2842
NSN 5950-01-070-7414