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 5930-01-142-2571
NSN 5910-01-581-1270
NSN 6650-01-006-7592
NSN 4140-01-028-9602
NSN 5996-01-514-1320
NSN 5910-01-258-2123
NSN 5855-01-098-5192
NSN 5855-01-125-9167
NSN 6645-01-426-0206
NSN 6220-00-174-5876
NSN 5965-01-594-9290
NSN 6220-01-400-4203