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 6150-01-315-5101
NSN 6620-00-106-9658
NSN 5930-01-356-2917
NSN 5999-01-561-1877
NSN 5999-01-657-5535
NSN 5930-01-398-7370
NSN 5920-00-356-4641
NSN 5910-00-900-7319
NSN 6645-01-545-7411
NSN 6320-00-422-1773
NSN 6685-01-352-6569
NSN 5925-01-113-8272