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 6110-01-383-4163
NSN 6620-01-601-7491
NSN 7035-00-135-4758
NSN 6610-01-643-2315
NSN 6610-01-346-1426
NSN 6220-01-322-8450
NSN 5855-00-631-4565
NSN 5945-00-321-2043
NSN 5965-01-651-7274
NSN 5835-01-114-3194
NSN 5855-00-247-7219
NSN 6240-00-939-7859