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 6135-01-079-7852
NSN 6105-00-035-8809
NSN 6685-00-707-4842
NSN 6685-00-834-0494
NSN 5950-00-528-4423
NSN 6645-01-182-4896
NSN 7035-01-450-6795
NSN 5895-01-500-1926
NSN 6145-01-431-8803
NSN 5920-01-138-6772
NSN 5920-00-378-1395
NSN 6105-01-195-9502