HomeAD libraryAD 64-06-07Airworthiness Directive · Columbia Helicopters, Inc. HelicoptersAD 64-06-07Columbia Helicopters, Inc. HelicoptersRotorcraftPublishedMarch 7, 1964EffectiveMarch 7, 1964MakerColumbia Helicopters, Inc.SupersedesNothingApplies toThis AD applies to Columbia Helicopters, Inc. 107-II.The models as the FAA's AD index lists them. The serial ranges, installed parts and exceptions are in the AD itself: read it at the FAA.Official sourcesThe AD at the FAA · its text as the FAA keeps itFAA Dynamic Regulatory System (DRS) · search 64-06-07 for its current status and any corrections