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 5945-00-942-1613
NSN 5910-00-079-0761
NSN 6610-01-227-7221
NSN 5960-01-564-5044
NSN 5905-00-891-4255
NSN 7035-00-470-4977
NSN 5895-00-248-7477
NSN 6130-01-185-0310
NSN 6645-00-739-6718
NSN 6650-01-431-9625
NSN 5920-01-334-2903
NSN 6150-00-599-0721