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 6220-01-265-8650
NSN 7035-00-421-8710
NSN 5960-00-728-3170
NSN 5975-01-526-9947
NSN 6620-01-376-3744
NSN 6220-00-253-7675
NSN 6650-01-633-9147
NSN 6685-01-108-2411
NSN 6320-00-313-9114
NSN 6110-01-163-5081
NSN 5925-01-606-5350
NSN 5925-01-351-0694