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 5965-01-555-6124
NSN 5930-00-938-4311
NSN 5975-00-898-6331
NSN 6220-01-275-0995
NSN 5905-01-516-1839
NSN 6240-01-449-0746
NSN 5965-01-577-7171
NSN 5920-01-050-7474
NSN 5998-00-862-7299
NSN 5990-01-623-0082
NSN 6645-01-023-8020
NSN 6220-00-263-4893