Rotorcraft · LYCOMING VO-540 SERIES · as of Sep 21, 2026
Resources Manufacturer · Bell Textron ↗ Engine · Lycoming Engines ↗ Search FAA TCDS ↗
Distribution · currently registered
By state (top 10)
- IA 23.1% 3
- MN 15.4% 2
- PA 7.7% 1
- DE 7.7% 1
- MI 7.7% 1
- CT 7.7% 1
- AR 7.7% 1
- FL 7.7% 1
- WY 7.7% 1
- TX 7.7% 1
By decade of manufacture
- 1960s 76.9% 10
- 1970s 7.7% 1
- Unknown 15.4% 2
NTSB records
16 event(s) on file. Showing the most recent 16.
- Sep 21, 1992 N73279 VOLCANO, Hawaii Minor NTSB docket ↗
- Mar 30, 1991 N73279 THOMPSON PASS, Alaska NTSB docket ↗
- Jun 28, 1990 N3081G SEAGROVE, North Carolina Minor NTSB docket ↗
- Jun 26, 1985 N3094G LAKEVILLE, Minnesota NTSB docket ↗
- Jun 29, 1979 N1150W MANVEL, Texas NTSB docket ↗
- Apr 24, 1979 N1150W ALVIN, Texas NTSB docket ↗
- Apr 15, 1977 N1150W STROUDSBURG, Pennsylvania Minor NTSB docket ↗
- Feb 25, 1976 N1150W BILLINGS, Oklahoma Minor NTSB docket ↗
- Sep 26, 1975 N73943 TAMS MT, West Virginia Serious NTSB docket ↗
- Aug 27, 1975 N73279 GRANITE MT., Alaska NTSB docket ↗
- Dec 2, 1970 N73943 PHILADELPHIA, Pennsylvania NTSB docket ↗
- Oct 16, 1969 N73943 E PROVIDENCE, Rhode Island NTSB docket ↗
- Mar 18, 1969 N1150W CAMDEN, Arkansas NTSB docket ↗
- Jul 26, 1966 N3094G SAVANNAH, New York NTSB docket ↗
- Jun 2, 1966 N3081G DUMFRIES, Virginia Minor NTSB docket ↗
- Apr 26, 1965 N3081G DORAVILLE, Georgia NTSB docket ↗
Airworthiness directives
11 directive(s) on file. Showing the most recent 11.
- Oct 29, 2021
Airworthiness Directives; Scotts-Bell 47 Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.) Helicopters
The FAA is withdrawing a notice of proposed rulemaking (NPRM) that proposed to adopt a new airworthiness directive (AD) that would have applied to Scotts-Bell 47 Inc. (Scotts-Bell) (type certificate previously held by Bell Helicopter Textron Inc.) Model 47, 47B, 47B3, 47D, 47D1, 47E, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-…
- May 18, 2018
Airworthiness Directives; Scotts-Bell 47 Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)
We propose to adopt a new airworthiness directive (AD) for Scotts-Bell 47 Inc. (Scotts-Bell) Model 47, 47B, 47B3, 47D, 47D1, 47E, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G- 3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K helicopters. This proposed AD would require rep…
- Jun 12, 2009
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47, 47B, 47B3, 47D, 47D1, 47E, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
This amendment adopts a new airworthiness directive (AD) for the specified Bell Helicopter Textron, Inc. (Bell) helicopters. This action requires visually inspecting each main rotor blade box beam clip (clip) for correct installation. This amendment is prompted by a report of a main rotor blade with an incorrectly ins…
- Oct 17, 2005
Airworthiness Directives; Bell Helicopter Textron Model 47D1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A and Coastal Helicopters, Inc. Model OH-13H (Tomcat Mark 5A, 6B, 6C) Helicopters
This amendment adopts a new airworthiness directive (AD) for Bell Helicopter Textron (Bell) Model 47D1, 47G, 47G-2, 47G-2A, 47G-2A- 1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A and Coastal Helicopters, Inc. Model OH-13H (Tomcat Mark 5A, 6B, 6C) helicopters that have a certain scissors…
- Jul 6, 2005
Airworthiness Directives; Bell Helicopter Textron Model 47D1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A and Coastal Helicopters, Inc. Model OH-13H (Tomcat Mark 5A, 6B, 6C) Helicopters
This document proposes adopting a new airworthiness directive (AD) for Bell Helicopter Textron (Bell) Model 47D1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A and Coastal Helicopters, Inc. Model OH-13H (Tomcat Mark 5A, 6B, 6C) helicopters that have a certain…
- May 18, 2005
Airworthiness Directives; Rolls-Royce Corporation (Formerly Allison Engine Company) 250-B17B, -B17C, -B17D, -B17E, -C20, -C20B, -C20F, -C20J, -C20S, and -C20W Turboprop and Turboshaft Engines
The FAA is adopting a new airworthiness directive (AD) for Rolls- Royce Corporation (RRC) (formerly Allison Engine Company) 250-B17B, - B17C, -B17D, -B17E, -C20, -C20B, -C20F, -C20J, -C20S, and -C20W turboprop and turboshaft engines that do not have turbine energy absorbing ring, RRC part number (P/N) 23035175, or an…
- Aug 29, 2001
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
This amendment supersedes an existing airworthiness directive (AD) that applies to Bell Helicopter Textron, Inc. (BHTI) Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B- 1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J- 2, 47J-2A, and 47K helicopters. That AD curren…
- Mar 29, 2001
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
This document proposes superseding an existing airworthiness directive (AD) for Bell Helicopter Textron, Inc. (BHTI) Model 47B, 47B- 3, 47D, 47D-1, 47G, 47G-2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K helicopters. That AD currently…
- Nov 15, 2000
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
This document publishes in the Federal Register an amendment adopting superseding Airworthiness Directive (AD) 2000-18-51 which was sent previously to all known U.S. owners and operators of Bell Helicopter Textron, Inc. (BHTI) Model 47B, 47B-3, 47D, 47D-1, 47G, 47G- 2, 47G2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-…
- Apr 1, 1998
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
This amendment adopts a new airworthiness directive (AD), applicable to Bell Helicopter Textron, Inc. (BHTI) Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G- 3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J- 2A, and 47K helicopters, that requires installing…
- May 20, 1997
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 47B, 47B-3, 47D, 47D-1, 47G, 47G-2, 47G-2A, 47G-2A-1, 47G-3, 47G-3B, 47G-3B-1, 47G-3B-2, 47G-3B-2A, 47G-4, 47G-4A, 47G-5, 47G-5A, 47H-1, 47J, 47J-2, 47J-2A, and 47K Helicopters
Type certificate data sheets · 2 matches in the FAA catalog
- H-1 Bell Helicopter Textron Historical Rev 40 · 06/15/1980
Models: 47H-1, 47B3, 47B, 47 + 5 more
- 2H3 Bell Helicopter Textron Historical Rev 17 · 06/15/1980
Models: 47G-2A, 47G-3B, 47G-3, 47G-4A + 7 more
Supplemental type certificates · 192 on file
- 03/19/2025 STC SH100WE Installation of fiberglass baggage carriers. Texas Transland LLC DRS ↗
- 04/14/2023 STC SH3319NM Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system, Precise Flight Inc DRS ↗
- 07/30/2021 STC SH1152NW Installation of the Automatic Flagman Model 135 Control Stick Grip Air Products & Parts LLC DRS ↗
- 06/14/2021 STC SR09066RC Fabricate the HAC-47-3 Tail Rotor Blade. Scott's-Bell 47 Inc DRS ↗
- 12/17/2020 STC SR02704SE Installation and maintenance of the Sunspot 36 and 46 series lights AeroLED's Holdings LLC DRS ↗
- 12/17/2020 STC SR02704SE Installation and maintenance of the Sunspot 36 and 46 series lights AeroLEDS LLC DRS ↗
- 06/04/2020 STC SA02268CH (PAGE 1) Installation of Airwolf Filter Corp. Air Oil Separator Airwolf Filter Corporation DRS ↗
- 05/19/2020 STC SH3319NM (1 OF 2) Installation of Precise Flight Pulselite Control Unit in the\nLanding /Taxi Recognition Visual Control Light system, Precise Flight Inc DRS ↗
- 10/10/2019 STC SH2772SW Revise mast controls and remove stabilizer bar and install control system. Scott's-Bell 47 Inc DRS ↗
- 06/19/2019 STC SA800EA Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies Whelen Aerospace Technologies DRS ↗
- 05/30/2019 STC SA615EA (PAGE 1) Installation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights. Whelen Aerospace Technologies DRS ↗
- 05/29/2019 STC SR00359BO Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies DRS ↗
- 05/02/2018 STC SA615EA (PAGE 1) Installation of Whelen Anti-Collision Strobe Light Systems, Part Number 01-0770006-( ), 01-0770028-( ), 01-0770029-( ), 01-0770062-( ), 01-0770900-( ), and 01-0771055-( ), as repla… Whelen Engineering Co Inc DRS ↗
- 04/02/2018 STC SA800EA Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies Whelen Engineering Co Inc DRS ↗
- 03/23/2018 STC SR01845SE Installation of a barrier air filtration system Cascade Flying Service LLC DRS ↗
- 12/20/2017 STC SA02268CH (PAGE 1) Installation of Airwolf Filter Corp. Air Oil Separator Airwolf Filter Corporation DRS ↗
- 12/20/2017 STC SR00408NY Installation of Airwolf remote mounted engine oil filter model AFC-600. Airwolf Filter Corporation DRS ↗
- 05/23/2017 STC SR02487AK Installation of L-3 Communications Avionics Systems ESI-500 Standby Instrument System ADS-B Technologies, LLC DRS ↗
- 12/29/2016 STC SH3319NM Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system, Precise Flight Inc DRS ↗
- 11/28/2016 STC SR00359BO Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Engineering Co Inc DRS ↗
- 08/27/2016 STC SA01240SE (3 OF 5) Installation of secondary voltage indication system Visual Instruments LLC DRS ↗
- 03/04/2016 STC SR02470AK Installation of the L-3 Communications NGT -1000/2000/2500 ADS-B System ADS-B Technologies, LLC DRS ↗
- 03/04/2016 STC SR02471AK Installation of the L-3 Communications NGT -9000/9000R ADS-B System ADS-B Technologies, LLC DRS ↗
- 02/16/2016 STC SR02470AK Installation of the L-3 Communications NGT -1000/2000/2500 ADS-B System ADS-B Technologies LLC DRS ↗
- 02/16/2016 STC SR02471AK Installation of the L-3 Communications NGT -9000/9000R ADS-B System ADS-B Technologies LLC DRS ↗
- 08/26/2015 STC SH2348SW Installation of Sprag System Kit P/N 74-612-153-1M Revision D, dated 9/17/14 Scott's Bell 47 Inc DRS ↗
- 01/14/2015 STC SR02394AK Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system Seaplanes North LLC DRS ↗
- 12/12/2014 STC SA800EA Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies Whelen Engineering Co Inc DRS ↗
- 12/05/2014 STC SA800EA Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies Whelen Engineering Co Inc DRS ↗
- 08/07/2014 STC SR09321RC Installation of Improved Main Rotor Grips and Matching Adapter Nut Scott's Bell 47 Inc DRS ↗
+ 162 more STCs on file
PMA replacement parts · 11 on file
- R47-620-691-5#https://drs.faa.gov/browse/excelExternalWindow/D9757696C1BC485E862579640071A317.0001## Drum, Centrifugal Clutch, Transmission Helicopter Technology Inc replaces Bell P/N 047-620-691-5
- R47-620-691-3#https://drs.faa.gov/browse/excelExternalWindow/682DC0D30DB58CA1862579640071A2D7.0001## Drum, Centrifugal Clutch, Transmission Helicopter Technology Inc replaces Bell P/N 047-620-691-3
- SB47-614-103-101#https://drs.faa.gov/browse/excelExternalWindow/3BCED3C113B091B386257FB900558A68.0001## Muffler Assembly Scott's-Bell 47 Inc. replaces Modification Part
- SB47-614-106-101#https://drs.faa.gov/browse/excelExternalWindow/A11D751580C8B9AA86257E75004A6EB2.0001## Adapter Assembly Scott's-Bell 47 Inc. replaces Modification Part
- SB47-130-106-001#https://drs.faa.gov/browse/excelExternalWindow/9CFFD49B2CE2ACD4862579E30057EAE6.0001## Washer, Mast Base Plug Stud Scott's-Bell 47 Inc. replaces 47-130-106-1
- SB47-620-517-005#https://drs.faa.gov/browse/excelExternalWindow/3992D5EE2CB9C49886257914005133A2.0001## Cage, roller bearing, lower planet transmission Scott's-Bell 47 Inc. replaces Bell Helicopter P/N 47-620-517-5
- SB47-641-176-003#https://drs.faa.gov/browse/excelExternalWindow/4B9C68F3702786C78625791400514966.0001## Trunnion, tail rotor, assembly of Scott's-Bell 47 Inc. replaces Bell Helicopter P/N 47-641-176-3
- SB47-641-175-001#https://drs.faa.gov/browse/excelExternalWindow/460321162847C66686257914005149A7.0001## Race, tail rotor trunnion Scott's-Bell 47 Inc. replaces Bell Helicopter P/N 47-641-175-1
- SB47-641-176-001#https://drs.faa.gov/browse/excelExternalWindow/2263D82A360BA3B78625791400514923.0001## Trunnion, tail rotor, assembly of Scott's-Bell 47 Inc. replaces Bell Helicopter P/N 47-641-176-1
- 1459#https://drs.faa.gov/browse/excelExternalWindow/CA58EC205C13DD238525704C005B1132.0001## Brace Assembly L/H Texas Helicopter Co Inc replaces Modification Part
- 1458#https://drs.faa.gov/browse/excelExternalWindow/67E0484A626E54248525704C005B1131.0001## Brace Assembly R/H Texas Helicopter Co Inc replaces Modification Part
Advisory circulars & Federal Register
Advisory circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register · Parts 91 & 43
- 2026-09-14 Use of Certain Restricted Category Aircraft for the Transport of Firefighters for Wildfire Suppression FR ↗
- 2026-07-31 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
- 2026-07-02 Enabling Supersonic Overland Flight FR ↗
- 2026-07-01 Mechanic Certification: Inspection Rating and Recent Experience Requirements FR ↗
- 2026-06-30 Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility; Extension of Comment Period FR ↗
Registered N-numbers · 13
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N1139W | PA | 1964 | · | Look up ↗ |
| N1150W | DE | 1964 | ● | Look up ↗ |
| N1184W | MI | 1965 | · | Look up ↗ |
| N12RN | CT | 1965 | · | Look up ↗ |
| N3081G | MN | 1964 | ● | Look up ↗ |
| N3094G | MN | 1965 | ● | Look up ↗ |
| N474RP | AR | 1965 | · | Look up ↗ |
| N5220U | IA | 1964 | · | Look up ↗ |
| N73279 | FL | — | ● | Look up ↗ |
| N73943 | IA | — | ● | Look up ↗ |
| N77DP | IA | 1965 | · | Look up ↗ |
| N8478L | WY | 1963 | · | Look up ↗ |
| N96133 | TX | 1974 | · | Look up ↗ |
Source — FAA Aircraft Registry
Sources
- FAA Aircraft Registry ↗ Refreshed Apr 27, 2026 Available
- NTSB CAROL ↗ Refreshed Jun 10, 2026 Available
- Federal Register (FAA Airworthiness Directives) ↗ Refreshed Apr 27, 2026 Available