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 6610-00-939-6510
NSN 5915-01-604-6527
NSN 5996-01-643-7644
NSN 5975-01-141-0103
NSN 6110-00-625-8643
NSN 5915-01-157-9799
NSN 5945-01-173-2550
NSN 5895-01-541-9926
NSN 5945-00-957-6109
NSN 6645-01-051-7447
NSN 5895-00-862-5564
NSN 7035-00-177-1557