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 5996-01-361-8299
NSN 6150-00-554-3362
NSN 5855-01-375-2152
NSN 6135-01-068-0119
NSN 2925-00-066-9700
NSN 6110-00-136-2331
NSN 6650-00-458-7586
NSN 6220-01-455-6974
NSN 6110-01-617-3063
NSN 6620-01-580-0883
NSN 5996-00-870-0801
NSN 6110-01-382-9706