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 4140-01-618-9889
NSN 5960-00-018-3477
NSN 6135-01-539-5098
NSN 5965-01-339-2508
NSN 5945-01-424-5528
NSN 5950-01-197-7345
NSN 5930-01-093-2547
NSN 5855-01-282-3689
NSN 5935-01-188-5826
NSN 5855-01-480-8929
NSN 5905-00-078-0735
NSN 5985-00-309-6315