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 6685-01-408-5553
NSN 6220-00-141-6150
NSN 6150-01-516-6208
NSN 5835-01-054-2094
NSN 5960-01-437-4482
NSN 7035-00-371-7749
NSN 5835-01-589-4735
NSN 5905-01-108-3177
NSN 5990-01-446-5546
NSN 6145-00-168-1296
NSN 5935-01-093-2576
NSN 6320-01-489-6044