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 6610-00-667-6832
NSN 6685-01-573-1750
NSN 6145-00-186-6291
NSN 5915-00-284-5430
NSN 4140-01-015-9283
NSN 6645-00-927-1444
NSN 2925-01-239-6044
NSN 6145-01-312-2265
NSN 4140-00-710-0748
NSN 5960-01-292-8309
NSN 6220-01-625-4023
NSN 6685-00-165-5771