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 6645-00-169-6759
NSN 5835-00-170-5238
NSN 6645-01-428-3576
NSN 5910-00-806-4506
NSN 6685-01-077-5695
NSN 6610-00-160-3315
NSN 6135-00-593-6831
NSN 6130-01-054-2139
NSN 5915-01-294-3694
NSN 5985-00-366-5192
NSN 5990-00-221-0878
NSN 5950-00-012-5896