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 6150-01-537-2270
NSN 7035-01-076-0688
NSN 7035-01-463-3368
NSN 7035-00-585-2113
NSN 6620-00-054-4778
NSN 2925-01-259-7092
NSN 5910-01-162-0029
NSN 6620-01-419-3524
NSN 6145-01-094-6822
NSN 5905-00-890-0757
NSN 7035-01-287-9817
NSN 5965-01-453-4403