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 6645-00-946-0475
NSN 6105-01-500-4242
NSN 6135-01-313-8323
NSN 6685-01-420-9611
NSN 6645-01-254-0490
NSN 5930-01-385-8916
NSN 5895-01-246-4250
NSN 5915-01-451-8975
NSN 6645-01-157-9080
NSN 5855-01-647-3617
NSN 5996-01-112-7385
NSN 2925-00-258-9786