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 5996-01-151-1607
NSN 6240-01-603-0143
NSN 5985-01-168-8546
NSN 6650-00-437-9763
NSN 6135-00-231-7257
NSN 6130-01-534-3801
NSN 5855-01-384-3314
NSN 6105-00-130-6961
NSN 5996-01-190-5160
NSN 5835-00-231-9544
NSN 5999-00-240-7388
NSN 5996-00-543-1566