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 5975-01-096-6270
NSN 5998-01-153-7426
NSN 5960-00-066-0430
NSN 6650-01-418-7715
NSN 6105-00-071-8174
NSN 5950-00-845-1779
NSN 6320-00-731-6134
NSN 5950-01-131-8548
NSN 5930-00-912-5342
NSN 5965-00-671-4119
NSN 5975-00-725-3348
NSN 6145-01-254-8502