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 5950-01-216-3639
NSN 6135-00-180-5125
NSN 5990-01-633-9503
NSN 5930-01-234-0487
NSN 6645-01-361-4813
NSN 5855-01-180-2172
NSN 5998-01-206-6013
NSN 6620-01-605-1465
NSN 5920-01-242-8850
NSN 6130-01-264-3444
NSN 5996-00-130-5376
NSN 5835-01-541-9991