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 5920-01-373-4629
NSN 5996-01-263-5871
NSN 6150-01-568-3391
NSN 6135-00-603-4859
NSN 6320-01-378-6191
NSN 2925-01-009-3411
NSN 6685-00-737-3838
NSN 6150-00-625-1349
NSN 5996-01-032-4815
NSN 5895-00-110-8649
NSN 5950-00-554-4870
NSN 6105-01-069-4253