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 5915-01-056-3620
NSN 5855-01-295-2313
NSN 6610-01-349-6333
NSN 5930-00-808-6544
NSN 5935-01-343-3638
NSN 6645-00-116-1409
NSN 6130-01-295-0456
NSN 6130-01-246-5645
NSN 6220-01-487-3904
NSN 5965-01-322-8136
NSN 5910-01-415-2463
NSN 5915-01-339-4142