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 5999-01-326-7072
NSN 5855-00-149-0766
NSN 6130-01-225-5658
NSN 5930-01-013-8418
NSN 6610-01-495-0596
NSN 6610-01-045-8249
NSN 5950-01-528-0810
NSN 6135-01-285-1925
NSN 5975-01-197-5577
NSN 6320-01-514-6141
NSN 6320-00-394-8458
NSN 6135-01-392-6166