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 7035-01-089-3521
NSN 7035-01-033-0612
NSN 5985-01-331-9527
NSN 5935-01-578-2256
NSN 6150-00-235-6293
NSN 5960-00-546-5209
NSN 6220-01-475-3202
NSN 6220-01-615-6268
NSN 5930-01-548-9648
NSN 5895-00-006-9230
NSN 5935-01-167-5139
NSN 6105-00-301-5334