An item consisting of two or more light filters on a common mounting, or mounted on each other, specifically designed for use with an oscilloscope, indicator, or other item using a cathode ray tube.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6105-01-052-8975
NSN 5999-01-580-1585
NSN 6110-00-966-6387
NSN 4140-01-451-4180
NSN 6645-01-439-4240
NSN 5835-01-198-9142
NSN 6240-01-044-7384
NSN 5990-01-054-4255
NSN 5965-01-531-3496
NSN 5915-01-280-5463
NSN 6110-01-160-1857
NSN 4140-01-354-5849