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BELL 427

6 registered · 2000–2006 · 0 NTSB events · 46 ADs

About this data

Rotorcraft · P&W CANADA PW207D · as of Sep 21, 2026

Resources Manufacturer · Bell Textron ↗ Engine · Pratt & Whitney Canada ↗ Search FAA TCDS ↗

Distribution · currently registered

By state (top 10)

  • OK 33.3% 2
  • VA 16.7% 1
  • AR 16.7% 1
  • DE 16.7% 1
  • NC 16.7% 1

By decade of manufacture

  • 2000s 100.0% 6

NTSB records

No NTSB-recorded events match BELL 427 in the indexed corpus.

Airworthiness directives

46 directive(s) on file. Showing the most recent 25 · 21 more in the Federal Register.

  • Dec 12, 2025

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited (Bell) Model 427 helicopters. This AD was prompted by a report of a cracked transmission oil check valve (check valve). This AD requires inspecting and measuring certain check valves and, depending on the results, repetitive…

    Atlas AD Federal Register ↗
  • Aug 5, 2025

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Bell Textron Canada Limited (Bell) Model 427 helicopters. This proposed AD was prompted by a report of a cracked transmission oil check valve (check valve). This proposed AD would require inspecting and measuring certain check valves and, dependi…

    Atlas AD Federal Register ↗
  • Jun 23, 2025

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    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, which could result in stress corrosio…

    Atlas AD Federal Register ↗
  • Dec 13, 2021

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 505 helicopters. This AD was prompted by a report of chafing of the right forward tail rotor (T/R) control cable. This AD requires inspecting the right forward T/R cable and, depending on the results, removing the cabl…

    Atlas AD Federal Register ↗
  • Sep 8, 2021

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 206, 206A, 206A-1 (OH-58A), 206B, 206B-1, 206L, 206L-1, 206L-3, 206L-4, 222, 222B, 222U, 230, 407, 427, 429, and 430 helicopters. This AD was prompted by a report of a shoulder harness seat belt comfort clip (comfort c…

    Atlas AD Federal Register ↗
  • Jul 6, 2021

    Airworthiness Directives; Bell Textron Canada Limited Helicopters

    The FAA proposes to adopt a new airworthiness directive (AD) for Bell Textron Canada Limited (Bell) Model 206, 206A, 206A-1 (OH- 58A), 206B, 206B-1, 206L, 206L-1, 206L-3, 206L-4, 222, 222B, 222U, 230, 407, 427, 429, and 430 helicopters. This proposed AD would require removing each shoulder harness seat belt comfort cl…

    Atlas AD Federal Register ↗
  • Dec 6, 2019

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    The FAA is adopting a new airworthiness directive (AD) for Bell Helicopter Textron Canada Limited (BHTC) Model 427 helicopters. This AD requires inspecting the inboard skin of the vertical fin around the four tailboom attachment points. This AD was prompted by reports of cracked vertical fin skins that resulted from m…

    Atlas AD Federal Register ↗
  • May 20, 2019

    Airworthiness Directives; Bell Helicopter Textron, Inc. (Bell) Helicopters

    We are superseding Airworthiness Directive (AD) 2018-17-01 for Bell Model 212, 412, 412CF, and 412EP helicopters. AD 2018-17-01 required replacing certain oil and fuel check valves and prohibited installing these valves on any helicopter. This AD retains the requirements of AD 2018-17-01 but expands those requirements…

    Atlas AD Federal Register ↗
  • Oct 23, 2018

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We are superseding Airworthiness Directive (AD) 2017-13-03 for Bell Helicopter Textron Canada Limited (Bell) Model 429 helicopters. AD 2017-13-03 required adding an identification number to life-limited rod ends that do not have a serial number (S/N). Since we issued AD 2017- 13-03, an additional life-limited rod end…

    Atlas AD Federal Register ↗
  • Aug 21, 2018

    Airworthiness Directives; Bell Helicopter Textron, Inc. (Bell) Helicopters

    We are superseding Airworthiness Directive (AD) 2017-15-02 for Bell Model 212 and 412 helicopters. AD 2017-15-02 required replacing certain oil and fuel check valves and prohibited installing them on any helicopter. This AD retains the requirements of AD 2017-15-02 and adds certain model helicopters to the applicabili…

    Atlas AD Federal Register ↗
  • Jun 1, 2018

    Airworthiness Directives; Bell Helicopter Textron Canada Helicopters

    We propose to adopt a new airworthiness directive (AD) for Bell Helicopter Textron Canada (BHTC) Model 427 helicopters. This proposed AD would require inspecting the inboard skin of the vertical fin around the four tailboom attachment points. This proposed AD is prompted by reports of cracked vertical fin skins that r…

    Atlas AD Federal Register ↗
  • Apr 5, 2018

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We propose to supersede Airworthiness Directive (AD) 2017-13- 03 for Bell Helicopter Textron Canada Limited (Bell) Model 429 helicopters. AD 2017-13-03 requires adding an identification number to life-limited rod ends that do not have a serial number (S/N). Since we issued AD 2017-13-03, an additional life-limited rod…

    Atlas AD Federal Register ↗
  • Jan 11, 2018

    Airworthiness Directives; Air Comm Corporation Air Conditioning Systems

    We propose to adopt a new airworthiness directive (AD) for Air Comm Corporation (Air Comm) air conditioning systems installed on various model helicopters. This proposed AD would require replacing electrical connectors and would prohibit the installation of other parts. This proposed AD is prompted by reports of overh…

    Atlas AD Federal Register ↗
  • Jul 20, 2017

    Airworthiness Directives; Bell Helicopter Textron, Inc. (Bell) Helicopters

    We are adopting a new airworthiness directive (AD) for Bell Model 212 and Model 412 helicopters. This AD requires replacing certain oil and fuel check valves and prohibits installing them on any helicopter. This AD is prompted by a report of cracked or leaking check valves. These actions are intended to address an uns…

    Atlas AD Federal Register ↗
  • Jun 22, 2017

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We are adopting a new airworthiness directive (AD) for Bell Helicopter Textron Canada Limited (Bell) Model 429 helicopters. This AD requires adding an identification number to life-limited rod ends that do not have a serial number (S/N). The actions of this AD are intended to address an unsafe condition on these produ…

    Atlas AD Federal Register ↗
  • Feb 17, 2017

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We propose to adopt a new airworthiness directive (AD) for Bell Helicopter Textron Canada Limited (Bell) Model 429 helicopters. This proposed AD would require adding an identification number to life- limited rod ends that do not have a serial number (S/N). The proposed actions are intended to address an unsafe conditi…

    Atlas AD Federal Register ↗
  • Sep 30, 2016

    Airworthiness Directives; Bell Helicopter Textron Canada Limited (Bell) Helicopters

    We are adopting a new airworthiness directive (AD) for Bell Model 427 and Model 429 helicopters. This AD requires replacing certain engine and transmission oil check valves. This AD also prohibits installing the affected check valves on any helicopter. This AD is prompted by a report of several cracked or leaking chec…

    Atlas AD Federal Register ↗
  • Aug 20, 2015

    Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Helicopters

    We are superseding Airworthiness Directive (AD) 2001-13-51 for Bell Model 206L-4, 407, and 427 helicopters. AD 2001-13-51 required inspecting certain driveshafts for a crack, a loose bolt or nut, or red powder residue and replacing a driveshaft if there is a crack, a loose bolt or nut, or red powder residue. AD 2001-1…

    Atlas AD Federal Register ↗
  • Sep 15, 2014

    Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Helicopters

    We propose to supersede airworthiness directive (AD) 2001-13- 51 for Bell Model 206L-4, 407, and 427 helicopters. AD 2001-13-51 currently requires inspecting certain driveshafts for a crack, a loose bolt or nut, or red powder residue and replacing a driveshaft if there is a crack, a loose bolt or nut, or red powder re…

    Atlas AD Federal Register ↗
  • Sep 12, 2013

    Airworthiness Directives; Bell Helicopter Textron Canada Limited (Bell) Helicopters

    We are adopting a new airworthiness directive (AD) for Bell Model 206A, 206B, 206L, 206L-1, 206L-3, 206L-4, 222, 222B, 222U, 230, 407, 427, and 430 helicopters. This AD requires inspecting each bearing to determine if it has been properly staked and replacing the bearing or assembly if it has not been properly staked.…

    Atlas AD Federal Register ↗
  • May 13, 2013

    Airworthiness Directives; Bell Helicopter Textron Canada Limited (Bell) Model Helicopters

    We propose to adopt a new airworthiness directive (AD) for Bell Model 206A, 206B, 206L, 206L-1, 206L-3, 206L-4, 222, 222B, 222U, 230, 407, 427, and 430 helicopters. This proposed AD would require inspecting each bearing to determine if it has been properly staked and replacing the bearing or assembly if it has not bee…

    Atlas AD Federal Register ↗
  • Jul 19, 2012

    Airworthiness Directives; Bell Helicopter Textron Canada Helicopters

    We are adopting an airworthiness directive (AD) superseding an existing airworthiness directive for Bell Helicopter Textron Canada (Bell) Model 407 and 427 helicopters. The existing AD requires inspecting certain hydraulic servo actuators (servo) to determine whether the shaft turns independently of the nut or the cle…

    Atlas AD Federal Register ↗
  • May 25, 2012

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We are adopting a new airworthiness directive (AD) for Bell Helicopter Textron Canada Limited (BHTC) Model 427 helicopters which requires replacing certain tailboom attachment hardware and at certain intervals thereafter, determining the torque of that tailboom attachment hardware. This AD was prompted by a review of…

    Atlas AD Federal Register ↗
  • Feb 3, 2012

    Airworthiness Directives; Bell Helicopter Textron Canada Limited Helicopters

    We propose to adopt a new airworthiness directive (AD) for the Bell Helicopter Textron Canada Limited (BHTC) Model 427 helicopters. This proposed AD is prompted by a review of the tailboom attachment installation, which revealed that the torque value of the bolts specified in the BHTC Model 427 Maintenance Manual and…

    Atlas AD Federal Register ↗
  • Dec 13, 2011

    Airworthiness Directives; Apical Industries, Inc., (Apical) Emergency Float Kits

    This amendment adopts a new airworthiness directive (AD) for the Apical emergency float kits installed on certain model helicopters under supplemental type certificates. This AD requires adding placards on each side of the fuselage to identify the location and operation of the liferaft external inflation handle. This…

    Atlas AD Federal Register ↗

Type certificate data sheets · 1 match in the FAA catalog

  • R00001RC Bell Helicopter Textron A Division of Textron Canada Limited Historical Rev 2 · 12/20/2001

    Models: 427

    Atlas TCDS DRS ↗

SAIBs · 1 on file · advisory, not mandatory

Supplemental type certificates · 76 on file

+ 46 more STCs on file

PMA replacement parts · 60+ on file

+ 20 more PMA parts on file

Advisory circulars & Federal Register

Registered N-numbers · 6

6 of 6 ● NTSB events on file · orange tails have Atlas pages · Look up queries the live FAA registry (owner, address, last airworthiness)
N-number St Year NTSB FAA
N35BC VA 2001 · Look up ↗
N427PG AR 2000 · Look up ↗
N42FP OK 2006 · Look up ↗
N50RP DE 2000 · Look up ↗
N595JG NC 2001 · Look up ↗
N7945H OK 2005 · Look up ↗

Source — FAA Aircraft Registry

Sources