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 2925-01-115-0306
NSN 5910-01-349-0825
NSN 6130-01-455-3743
NSN 6240-01-341-6579
NSN 6135-01-230-4399
NSN 7035-01-271-1643
NSN 6320-00-036-3688
NSN 7035-01-350-4247
NSN 5935-01-613-0212
NSN 6685-00-468-4223
NSN 7035-01-247-6256
NSN 5985-01-649-4011