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 5965-01-366-0598
NSN 5915-01-196-4787
NSN 5945-01-275-7026
NSN 6135-00-563-7711
NSN 6110-01-172-3212
NSN 6610-01-360-3564
NSN 6150-01-360-9870
NSN 5915-00-410-6644
NSN 6610-01-406-4985
NSN 5990-01-320-9817
NSN 5935-01-541-8677
NSN 5920-01-474-5404