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 5965-01-472-3664
NSN 6150-01-460-6949
NSN 5950-00-895-6901
NSN 6645-01-163-9930
NSN 5910-00-904-9889
NSN 6610-00-382-0266
NSN 6145-00-833-7753
NSN 6105-01-515-7201
NSN 5945-00-087-6701
NSN 5835-00-139-6407
NSN 5998-00-430-0366
NSN 6685-01-392-7949