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 5835-00-787-8122
NSN 5905-01-152-1367
NSN 6610-00-994-0190
NSN 7035-00-361-5975
NSN 5990-01-517-7848
NSN 5915-00-312-2652
NSN 5835-01-226-2337
NSN 5950-00-010-3010
NSN 5960-01-419-9156
NSN 6135-00-209-6918
NSN 4140-01-294-0007
NSN 6320-01-090-8296