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FAA Form 337 Explained for Aircraft Buyers
Maintenance Records & Logbooks

FAA Form 337 Explained for Aircraft Buyers

By Cory DeBose / Fact Checker: Marc Julius D. Cruzado • Oct 01, 2026

A logbook entry reads "installed per STC SA01234SE, see Form 337 this date," and there is no form anywhere in the binder...

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