Two 0.219 in. Holes, 15.562 in. C to c on lg axis
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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6620-01-204-3181
NSN 7035-01-277-8959
NSN 5835-00-140-0727
NSN 6145-01-528-7853
NSN 5855-01-128-1762
NSN 5998-01-468-5460
NSN 5998-00-254-0485
NSN 5975-01-207-0508
NSN 5905-00-508-5658
NSN 4140-00-590-2317
NSN 6685-01-214-0359
NSN 6620-01-532-9023