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 6220-01-099-8561
NSN 5915-00-224-8483
NSN 5915-00-869-6535
NSN 7035-00-281-4082
NSN 6135-01-530-8606
NSN 5985-00-758-1120
NSN 6105-00-140-4152
NSN 5920-01-303-6841
NSN 5920-01-258-5035
NSN 6130-01-029-3601
NSN 2925-01-633-4048
NSN 5895-00-039-7257