Two or more different types of items having a common mounting or mounted on each other, which together form a portion of a probe, but which in itself is not a complete functioning item and cannot be assigned a more definite item name.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5990-00-263-1289
NSN 5990-00-067-1622
NSN 5975-00-177-2077
NSN 5935-01-518-9926
NSN 6240-00-988-8748
NSN 6620-01-195-4602
NSN 6135-00-962-4111
NSN 6220-00-503-2831
NSN 6105-00-456-0920
NSN 6105-00-777-6428
NSN 6320-01-056-1164
NSN 6650-00-061-2232