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 5855-00-832-9341
NSN 4140-00-913-9374
NSN 5945-01-422-4565
NSN 4140-00-816-8820
NSN 5950-01-130-8907
NSN 5895-00-740-7461
NSN 5996-01-437-8824
NSN 6685-00-399-3250
NSN 6150-01-287-6370
NSN 5975-01-268-0687
NSN 6650-00-451-1088
NSN 5985-00-868-6412