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 5915-01-610-5168
NSN 6650-00-566-6116
NSN 5975-01-045-2159
NSN 6610-00-350-1091
NSN 6105-01-395-3529
NSN 6685-01-425-1191
NSN 6105-01-009-6177
NSN 6320-01-532-7491
NSN 5975-01-413-2474
NSN 5945-01-620-5117
NSN 5910-01-602-9157
NSN 5999-00-159-7256