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 5999-01-013-1120
NSN 6130-01-218-4710
NSN 2925-01-077-6867
NSN 5945-01-150-1901
NSN 5925-01-380-7283
NSN 5960-01-462-7704
NSN 6110-01-051-2211
NSN 6220-01-578-2435
NSN 6685-01-518-2448
NSN 6105-00-829-1763
NSN 6320-00-539-9283
NSN 6110-00-408-5697