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 5915-00-314-0832
NSN 5835-00-553-3575
NSN 5910-01-381-8314
NSN 6105-01-106-6355
NSN 5920-00-402-1752
NSN 6150-01-333-2645
NSN 6645-01-029-8528
NSN 5910-01-461-3409
NSN 6135-01-204-8712
NSN 5999-01-005-0321
NSN 5930-01-364-2616
NSN 7035-01-007-7181