Bell 407 — Airworthiness Directives & records checklist

972 Bell 407s are on the U.S. registry. Here’s what a records review covers for one — the Airworthiness Directives that apply, the known trouble spots, and the checklist a buyer or owner should hold every logbook against.

Registered
972
Applicable ADs
7
Recurring
1
Serial-conditional
62

Airworthiness Directives that apply to the Bell 407

  • one-time
    AD 2025-11449 — Airworthiness Directives; Bell Textron Canada Limited Helicopters · 2025-06-23

    The FAA is adopting a new airworthiness directive (AD) for all Bell Textron Canada Limited (BTCL) Model 407 and 427 helicopters. This AD was prompted by a report that certain expandable blade bolts installed on the main rotor blade may not have received the correct heat treatment…

  • one-time
    AD 2023-19324 — Airworthiness Directives; Bell Textron Canada Limited Helicopters · 2023-09-06

    The FAA is adopting a new airworthiness directive (AD) for all Bell Textron Canada Limited Model 407 helicopters. The FAA previously sent this AD as an emergency AD to all known U.S. owners and operators of these helicopters. This AD was prompted by a report of a disbonded area i…

  • one-time
    AD 2019-10305 — Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters · 2019-05-20

    We are adopting a new airworthiness directive (AD) for Bell Helicopter Textron Canada Limited (Bell) Model 206A, 206B, 206L, 206L- 1, 206L-3, 206L-4, and 407 helicopters. This AD requires inspecting and cleaning the oil supply restrictor (restrictor) to the freewheel assembly. Th…

  • recurring
    AD 2018-10491 — Airworthiness Directives; Bell Helicopter Textron Canada Limited (Bell) Helicopters · 2018-05-21

    We are adopting a new airworthiness directive (AD) for Bell Model 407 helicopters. This AD requires repetitive inspections of the tail rotor (TR) driveshaft segment assemblies and a torque check of the TR adapter retention nuts. This AD was prompted by a report of an in- flight f…

  • one-time
    AD 01-15445 — Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters · 2001-06-20

    This amendment rescinds an existing airworthiness directive (AD) that applies to Bell Helicopter Textron Canada (BHTC) Model 407 helicopters and currently requires, before further flight, imposing never exceed velocity (Vne) restrictions on the helicopter. The requirements of tha…

  • one-time
    AD 99-29610 — Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters · 1999-11-15

    This amendment adopts a new airworthiness directive (AD) applicable to Bell Helicopter Textron Canada (BHTC) Model 407 helicopters. This action requires, before further flight, revising the life limits for certain parts and replacing each part that has exceeded its life limit. Th…

  • one-time
    AD 98-8456 — Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters · 1998-04-01

    This document publishes in the Federal Register an amendment adopting priority letter airworthiness directive (AD) 97-24-17, which was sent previously to all known U.S. owners and operators of Bell Helicopter Textron Canada (BHTC) Model 407 helicopters by individual letters. This…

This is the applicability list. Which of these are complied with, their computed next-due dates, and the 62 serial/mod-conditional ADs that actually apply to your aircraft come from its digitized logbooks — that’s the verified report.

The records checklist for a Bell 407

Airworthiness Directives
Every applicable AD matched to compliance evidence, with recurring next-due dates.
Annual / 100-hr inspections
A continuous, signed inspection history (14 CFR 91.409) with no gaps.
Service bulletins & letters
Mandatory and recommended SBs/SLs, complied or noted.
Life-limited parts
Airworthiness-limitations items tracked against their limits.
Form 337s / major alterations
Field approvals and STCs on file and reconciled.
Equipment inspections
ELT (91.207), transponder (91.413), altimeter/pitot-static (91.411).
Damage & accident history
NTSB and repair-major records for this exact tail.
Logbook continuity
Unbroken records — the gaps are where value and airworthiness hide.
Run a verified records report on your 407

Enter a tail number and Tailplate reads its logbooks against this list — every AD matched to compliance evidence, next-due dates computed, damage history pulled, and a records-adjusted value.

Look up a tail number →or see the free AD list
Related Bell models

Applicability is derived from the FAA directive corpus and the aircraft’s type certificate; it is advisory and not a legal airworthiness determination. Compliance is established only from an aircraft’s actual records.