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 6610-01-309-5361
NSN 5960-01-530-0581
NSN 5935-01-052-6486
NSN 5895-01-072-0233
NSN 5935-01-585-7857
NSN 6105-01-499-7156
NSN 5965-00-484-3966
NSN 6645-01-619-6301
NSN 5930-01-101-4727
NSN 5935-01-345-4231
NSN 5950-01-472-5345
NSN 5925-01-440-0392