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 6145-00-162-1222
NSN 5998-01-572-4519
NSN 5945-01-316-6051
NSN 6240-01-206-7882
NSN 6105-01-477-2857
NSN 6105-01-415-0828
NSN 6130-01-202-9200
NSN 5835-00-816-0394
NSN 5910-01-612-7409
NSN 5835-00-253-3453
NSN 6110-00-429-4777
NSN 5960-01-214-4518