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 6620-01-481-1358
NSN 6110-00-659-3348
NSN 5965-00-147-3070
NSN 7035-01-418-5499
NSN 6610-01-633-8931
NSN 6150-00-900-4984
NSN 5950-00-615-9933
NSN 5975-01-416-1745
NSN 5835-01-220-6024
NSN 6620-01-243-5281
NSN 6610-00-034-3709
NSN 5998-01-415-6701