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 5935-00-931-8769
NSN 6645-01-090-2555
NSN 6145-00-278-0697
NSN 5945-01-593-8094
NSN 6645-01-556-5263
NSN 2925-00-152-1825
NSN 5925-01-478-7743
NSN 6610-00-530-3955
NSN 6620-01-265-0632
NSN 5915-01-629-8733
NSN 5910-01-056-5015
NSN 5925-01-574-6552