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 5835-01-397-8801
NSN 6645-01-550-9669
NSN 5975-01-022-9713
NSN 5985-01-634-0635
NSN 5905-00-574-4952
NSN 6135-00-474-1397
NSN 5925-00-758-6227
NSN 5915-01-504-6581
NSN 5915-01-565-3091
NSN 5925-01-415-0261
NSN 6110-01-500-0768
NSN 5895-01-203-7242