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 5835-01-250-9940
NSN 5998-01-437-6693
NSN 6620-01-524-0583
NSN 6110-01-419-1968
NSN 5835-00-707-6266
NSN 5960-00-064-8972
NSN 5960-00-519-9880
NSN 5930-01-013-9251
NSN 5910-01-365-2488
NSN 5960-01-146-0289
NSN 6240-01-022-3522
NSN 5965-01-118-6302