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 5835-01-515-6537
NSN 5920-01-528-7196
NSN 4140-00-678-2141
NSN 6650-01-259-9234
NSN 5985-00-863-0450
NSN 5945-01-415-0603
NSN 6130-01-408-9397
NSN 5915-00-609-6768
NSN 6220-00-527-1177
NSN 6610-00-925-0935
NSN 5905-01-398-0224
NSN 5950-01-445-8523