1st and 2nd corner radii 1.890 in., remaining corners sq
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 5895-01-145-0532
NSN 5935-00-399-3420
NSN 7035-01-209-6325
NSN 5835-00-170-5238
NSN 5925-01-442-6487
NSN 6145-01-066-2019
NSN 7035-01-502-6764
NSN 6110-01-310-8476
NSN 6145-01-406-5051
NSN 5935-01-540-1021
NSN 6135-00-128-1633
NSN 6240-00-177-0385