is there a easy way to tell whether i have a 722.416 or if i have a 722.303?

i need to order a new neutral safety switch and trans shifter bushings for my 1982 300sd. fastlane shows the switch for those two trannys for my year/model.

i searched. thanks.

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1982 300sd from craigslist $800 greased on one tank with NO CONVERSION in the Hot Texas Sun. (currently dead & awaiting engine damage investigation and/or longblock swap)
new daily: '03 vw 5speed jetta tdi wagon. bagged&chipped