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 5925-01-580-4455
NSN 6610-01-423-2106
NSN 5945-01-270-5134
NSN 6105-01-454-3377
NSN 5999-01-558-5637
NSN 6610-01-532-4217
NSN 7035-01-071-5214
NSN 5855-01-459-5024
NSN 5965-00-564-2889
NSN 5999-01-237-2920
NSN 6620-01-108-3467
NSN 6320-01-631-7828