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 2925-01-550-0177
NSN 6645-00-279-1777
NSN 6145-01-033-9707
NSN 6130-01-064-2146
NSN 5905-01-601-9638
NSN 5998-01-593-8351
NSN 6110-01-262-4072
NSN 4140-00-635-9195
NSN 5930-01-335-0379
NSN 6240-00-364-0850
NSN 6150-01-013-9492
NSN 5985-01-334-9365