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 6610-01-093-4710
NSN 5996-00-857-9810
NSN 5925-00-654-1687
NSN 5895-00-846-1274
NSN 5930-01-483-0470
NSN 5910-01-359-6314
NSN 5910-01-322-6984
NSN 6150-01-235-5930
NSN 6130-01-565-9147
NSN 5895-01-381-0537
NSN 5960-01-290-4498
NSN 6685-01-394-5861