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 6150-00-351-0238
NSN 6145-01-386-9658
NSN 5975-01-382-2464
NSN 6130-00-482-1257
NSN 5835-00-164-1233
NSN 5835-00-233-6327
NSN 6610-00-079-1508
NSN 2925-01-348-3206
NSN 6685-01-189-9937
NSN 5945-01-300-5937
NSN 6220-00-943-7211
NSN 6650-01-386-5787