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 5930-01-633-6497
NSN 5855-01-398-0090
NSN 5835-00-660-4523
NSN 5925-00-857-4850
NSN 5855-01-500-6264
NSN 5855-01-428-9456
NSN 2925-00-215-4954
NSN 4140-01-276-2436
NSN 5915-00-959-0521
NSN 6110-01-388-2389
NSN 7035-01-462-5766
NSN 6135-00-112-8637