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 6220-01-200-7910
NSN 6105-00-419-3174
NSN 7035-01-141-3041
NSN 5910-01-135-8667
NSN 5975-00-222-4109
NSN 6150-01-580-9659
NSN 5930-01-085-2979
NSN 7035-01-375-3719
NSN 6685-00-816-8838
NSN 5910-01-048-4293
NSN 5965-00-810-2204
NSN 5835-00-711-3371