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 5965-01-200-6613
NSN 4140-01-170-3359
NSN 6645-01-106-6369
NSN 5945-01-231-5229
NSN 5895-00-698-1650
NSN 5915-01-502-0630
NSN 6620-01-606-7810
NSN 6620-01-612-9030
NSN 5835-01-337-8635
NSN 6610-01-207-0045
NSN 6110-01-416-6743
NSN 5930-01-531-0972