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 5925-01-329-9472
NSN 5910-01-223-4003
NSN 6645-01-512-6760
NSN 5996-00-199-0073
NSN 6320-00-857-4073
NSN 5925-00-397-8258
NSN 5950-00-161-5525
NSN 5920-01-653-6395
NSN 5960-00-356-8744
NSN 4140-01-502-7423
NSN 5985-01-295-4547
NSN 6110-00-852-0683