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 5960-01-263-6781
NSN 5975-00-577-8825
NSN 6685-01-226-4068
NSN 5910-01-608-5641
NSN 5855-01-170-8957
NSN 6135-01-230-4399
NSN 6220-01-200-7910
NSN 6145-01-646-5628
NSN 5950-00-127-9437
NSN 6105-01-109-0732
NSN 6105-01-432-2249
NSN 5915-01-618-4057