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 7035-00-312-3055
NSN 5905-01-205-2792
NSN 5910-01-630-5595
NSN 6620-00-890-3931
NSN 6105-01-384-7386
NSN 6145-00-358-6700
NSN 5935-01-474-5903
NSN 5975-01-433-3647
NSN 5920-01-441-9363
NSN 6105-00-190-0224
NSN 5975-01-222-3631
NSN 5985-00-361-2607