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 5915-01-558-7552
NSN 5935-01-511-3988
NSN 5965-00-885-6545
NSN 6145-00-917-6560
NSN 6650-01-399-8552
NSN 6105-00-464-6087
NSN 6105-01-443-2980
NSN 5950-01-174-0348
NSN 5915-00-621-4389
NSN 5965-01-558-5380
NSN 5945-00-125-9907
NSN 5975-00-035-6524