If you have a set of files, such as "M35Hansa" dat, sim, zon, val, and dsd files, then generally, you link to the "mother" that creates the sound, as in
The sim file versus dat files that work on "names", such as prop & ruder, have to be spelled exactly alike in their "Label" nodes, else they won't link correctly. With the turret and similar nodes in the sim, like this link above, you use the node ID of the "instigator". With turrets, I always have a problem of linking to the correct part, and have to "copy" off a Stock game example...