An item consisting of a light filter specifically designed for use with an oscilloscope, indicator or other item having a cathode ray tube. May include mounting facilities such as a ring and/or other hardware, but must consist of only one filter. For items having graduations or scales, see scale, cathode ray tube. See also filter assembly, light, cathode ray tube.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5945-00-894-0569
NSN 5945-00-236-2215
NSN 6150-01-390-0509
NSN 5855-01-539-4296
NSN 5985-00-518-3872
NSN 6150-01-100-2341
NSN 5990-01-575-3275
NSN 5998-00-776-4637
NSN 6320-01-512-2031
NSN 5835-00-366-0240
NSN 5905-01-555-0577
NSN 6135-00-826-4798