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 6105-01-584-8745
NSN 7035-01-548-1483
NSN 6240-00-190-2903
NSN 5930-01-578-2024
NSN 6650-01-300-8230
NSN 5975-01-111-1065
NSN 6240-01-052-4248
NSN 5985-01-356-8460
NSN 5999-01-139-4275
NSN 6220-01-036-7365
NSN 5950-00-778-0866
NSN 5915-00-623-4788