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 6150-01-294-9222
NSN 5905-01-188-4396
NSN 5985-01-447-3823
NSN 5895-01-116-2525
NSN 5965-01-272-4199
NSN 6240-01-503-5404
NSN 5935-00-067-8296
NSN 5975-01-070-9503
NSN 6105-01-158-4674
NSN 6130-00-064-5142
NSN 5965-01-406-3156
NSN 5895-00-484-8112