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 5925-01-586-8831
NSN 6320-01-531-4997
NSN 5990-00-939-8890
NSN 6685-01-041-4407
NSN 4140-01-010-4305
NSN 6130-01-418-1606
NSN 5905-01-352-1918
NSN 5996-01-360-5635
NSN 5965-01-277-1648
NSN 5998-00-048-1570
NSN 6610-01-333-9543
NSN 5910-01-523-6426