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 6240-01-446-6315
NSN 5985-00-369-9299
NSN 5975-01-604-9718
NSN 6650-00-623-5969
NSN 6620-00-864-1120
NSN 6150-01-543-3749
NSN 6150-00-285-6083
NSN 5855-01-100-3272
NSN 5999-01-459-3015
NSN 2925-01-354-1752
NSN 5895-00-776-5931
NSN 7035-01-498-9492