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 5999-01-045-7904
NSN 5915-01-118-6548
NSN 5910-01-626-8988
NSN 6130-01-207-7148
NSN 6240-01-270-5998
NSN 6105-00-422-4098
NSN 5945-00-689-6394
NSN 6110-01-470-0153
NSN 6320-01-448-6265
NSN 5960-00-740-7285
NSN 6685-00-741-1616
NSN 5935-01-218-3904