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 5835-00-427-2772
NSN 6105-01-267-9556
NSN 5965-00-167-1255
NSN 5990-00-232-3965
NSN 5960-01-444-2205
NSN 7035-01-294-2688
NSN 5996-00-846-3300
NSN 5910-01-580-7112
NSN 4140-01-029-4211
NSN 6685-01-293-7306
NSN 5935-01-566-5825
NSN 4140-00-361-4691