Two or more different types of items, having a common mounting or mounted on each other, which together form a portion of a calibrator, 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 5998-01-522-9756
NSN 2925-00-063-5898
NSN 5855-01-278-8922
NSN 5895-01-303-6892
NSN 6145-01-263-3902
NSN 5990-00-964-6422
NSN 5915-01-284-6276
NSN 5999-00-468-7992
NSN 5905-00-837-6674
NSN 5895-00-233-5901
NSN 6320-00-931-4855
NSN 5975-00-058-7920