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 5835-01-504-0837
NSN 6645-01-138-1683
NSN 7035-01-651-9751
NSN 2925-01-301-1727
NSN 5895-01-065-1659
NSN 5935-01-033-5344
NSN 5960-00-991-1135
NSN 5965-01-343-3950
NSN 6645-01-463-3441
NSN 2925-01-400-2286
NSN 6240-01-200-9634
NSN 5950-01-190-1323