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 7035-00-541-8516
NSN 6685-00-166-0761
NSN 5996-01-323-7763
NSN 6145-00-960-7318
NSN 6645-00-527-7258
NSN 5935-00-530-6132
NSN 5935-01-197-0220
NSN 5950-01-515-0172
NSN 5999-00-403-6593
NSN 6620-01-401-5356
NSN 5945-01-403-2800
NSN 6130-00-661-0197