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 5915-01-290-0791
NSN 7035-00-003-7518
NSN 5935-01-216-0173
NSN 5990-00-954-6584
NSN 5930-00-295-3859
NSN 5835-01-453-3074
NSN 5915-01-463-8292
NSN 6105-01-401-5361
NSN 6145-00-949-3331
NSN 7035-01-477-9028
NSN 5915-01-192-1303
NSN 6130-00-670-7758