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 7035-01-019-5729
NSN 5910-01-425-1773
NSN 6610-00-003-3958
NSN 6610-00-079-8692
NSN 5915-00-338-3375
NSN 5996-01-297-1564
NSN 6105-00-808-1587
NSN 6105-01-492-8957
NSN 6220-01-449-9651
NSN 5855-00-532-0025
NSN 6130-00-170-4844
NSN 5965-01-094-1796