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 5950-01-006-2809
NSN 5990-01-382-5364
NSN 6145-01-630-5604
NSN 5985-00-723-5235
NSN 5930-00-396-7920
NSN 6110-01-658-9219
NSN 5910-01-381-0236
NSN 6620-01-640-6761
NSN 6240-01-626-1075
NSN 6240-01-116-3382
NSN 5990-00-852-2369
NSN 6220-01-317-3283