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 5905-01-459-6402
NSN 5915-01-338-1772
NSN 5990-01-126-5824
NSN 6150-01-105-9735
NSN 6220-01-234-5200
NSN 4140-00-755-6814
NSN 6105-01-577-5310
NSN 6685-00-073-3469
NSN 6685-00-925-0845
NSN 5950-01-021-1568
NSN 5950-01-364-0800
NSN 5935-01-623-7017