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 5925-01-546-3408
NSN 5905-00-893-3259
NSN 6105-00-664-1292
NSN 5945-00-777-6891
NSN 2925-01-348-8306
NSN 5975-00-238-4521
NSN 5935-01-572-2150
NSN 6240-01-198-3897
NSN 5935-00-057-8780
NSN 5935-01-573-1581
NSN 5910-01-463-8455
NSN 5950-00-150-4772