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 5930-01-548-8067
NSN 6610-00-175-7250
NSN 5930-00-404-5663
NSN 5930-01-279-5232
NSN 5925-00-360-6785
NSN 5965-00-275-0491
NSN 5965-00-372-2537
NSN 5945-01-055-0824
NSN 5975-01-041-3934
NSN 5835-01-447-0467
NSN 5975-00-610-5875
NSN 5930-00-222-0982