Rotorcraft · LYCOMING VO-435 SERIES · as of Sep 21, 2026
Resources Manufacturer · Bell Textron ↗ Engine · Lycoming Engines ↗ Search FAA TCDS ↗
Distribution · currently registered
By state (top 10)
- CA 23.1% 3
- NY 15.4% 2
- MA 7.7% 1
- KS 7.7% 1
- KY 7.7% 1
- IN 7.7% 1
- IA 7.7% 1
- OK 7.7% 1
- PA 7.7% 1
- MN 7.7% 1
By decade of manufacture
- 1960s 69.2% 9
- 1970s 15.4% 2
- Unknown 15.4% 2
NTSB records
8 event(s) on file. Showing the most recent 8.
- Mar 21, 2023 N73905 Livonia, New York NTSB docket ↗
- Jun 11, 2002 N8542D Jordan, Minnesota Minor NTSB docket ↗
- Sep 7, 1981 N7764 HOLLIDAYSBURG, Pennsylvania Minor NTSB docket ↗
- Nov 22, 1980 N6784D BUELL, Oregon Minor NTSB docket ↗
- May 23, 1975 N7764 CREEDS, Virginia Minor NTSB docket ↗
- Jan 19, 1972 N73907 BATAVIA, New York NTSB docket ↗
- May 18, 1971 N73953 BERLIN, New Jersey NTSB docket ↗
- Mar 6, 1965 N6784D LAGRANDE, Oregon 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 · 208 on file
- 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 ↗
- 08/07/2014 STC SH161WE Installation of exhaust muffler assembly. Scott's Bell 47 Inc DRS ↗
+ 178 more STCs on file
PMA replacement parts · 60+ on file
- SB47-120-250-001#https://drs.faa.gov/browse/excelExternalWindow/5BD631E02591B7F686258439006DEF7C.0001## Spring, Dynamic Flap Restraint Scott's-Bell 47 Inc. replaces 47-120-250-1
- SB47-120-250-001#https://drs.faa.gov/browse/excelExternalWindow/428E9BE24DA80025862583C2006D1611.0001## Spring, Dynamic Flap Restraint Scott's-Bell 47 Inc. replaces 47-120-250-1
- R47-140-252-1 (Replaced by, R47-140-253-1)#https://drs.faa.gov/browse/excelExternalWindow/036C6C5DDB573994862579640071A5E2.0001## Bearing, Rod End Helicopter Technology Inc replaces 47-140-252-1 and 47-140-253-1 Bell Helicopter
- R47-110-378-1#https://drs.faa.gov/browse/excelExternalWindow/505ED52862579CB3862579640071A5B7.0001## Rod, tie Helicopter Technology Inc replaces 47-110-378-1 Bell Helicopter
- R47-620-692-1#https://drs.faa.gov/browse/excelExternalWindow/12A258DE7FEC5589862579640071A57F.0001## Pin Helicopter Technology Inc replaces 47-620-692-1 Bell Helicopter
- SB47-645-239-103#https://drs.faa.gov/browse/excelExternalWindow/D655D6EEF6882A958625818B0060C409.0001## Bearing- Tail Rotor Drive Shaft Scott's-Bell 47 Inc. replaces 47-645-239-1, 47-645-239-101
- SB47-722-290-021#https://drs.faa.gov/browse/excelExternalWindow/6C33549C73CE6AF4862581F50058087B.0001## Cable, Assy of, Flight Control Scott's-Bell 47 Inc. replaces 47-722-290-001, 47-722-290-021, NAS313C17-1840
- 74-140-134-1#https://drs.faa.gov/browse/excelExternalWindow/72D6825F249AED68862581980061C1C5.0001## Clamp, Stabilizer, Dampener Frame Scott's-Bell 47 Inc. replaces 47-140-134-1, 47-140-134-101
- 74-140-134-1M#https://drs.faa.gov/browse/excelExternalWindow/27344C4C20A24618862581980061C085.0001## Clamp, Stabilizer, Dampener Frame Scott's-Bell 47 Inc. replaces 47-140-134-1, 47-140-134-101
- SB47-620-629-007#https://drs.faa.gov/browse/excelExternalWindow/BE552AB0033637148625810100558130.0001## Bearing- Tail Rotor Drive Sleeve Scott's-Bell 47 Inc. replaces 47-620-629-7
- SB47-J-5736-13#https://drs.faa.gov/browse/excelExternalWindow/05F9B0E48CE00A578625800A0058634E.0001## Mount Scott's-Bell 47 Inc. replaces J-5736-13
- SB47-612-171-123C#https://drs.faa.gov/browse/excelExternalWindow/8056CAF6CA7EF7CA86257FDB005C53DE.0001## Mount Assembly - Engine Support Scott's-Bell 47 Inc. replaces 47-612-171-123
- SB47-645-205-003#https://drs.faa.gov/browse/excelExternalWindow/913B01B3ED08E1C786257FD9005B4CD7.0001## Shaft, Tail Rotor Drive Scott's-Bell 47 Inc. replaces 47-645-205-003
- SB47-110-021-003#https://drs.faa.gov/browse/excelExternalWindow/DEC3E39E7731B40986257F62006E1269.0001## Bolt, Rotor Blade, Type 10 Scott's-Bell 47 Inc. replaces 47-110-021-003
- SB47-631-131-003#https://drs.faa.gov/browse/excelExternalWindow/7798AF762D615CD786257EEB0061D6AB.0001## Control Assembly Fuel Shutoff Scott's-Bell 47 Inc. replaces 47-631-131-003
- SB47-661-031-001#https://drs.faa.gov/browse/excelExternalWindow/05C26697AF0DF63F86257E0A005FC97A.0001## Bearing, Cooling Fan Scott's-Bell 47 Inc. replaces 47-661-031-001
- SB47-110-372-001#https://drs.faa.gov/browse/excelExternalWindow/E1E176EE6E06EDEF86257CDA005DC7EE.0001## Drag Brace Assembly Scott's-Bell 47 Inc. replaces 47-110-372-1
- SB47-645-238-003#https://drs.faa.gov/browse/excelExternalWindow/B4B48CE3E481810F86257CC80045954F.0001## Bearing, Gear Box, Tail Rotor Drive Scott's-Bell 47 Inc. replaces 47-645-238-3
- SB47-682-093-002#https://drs.faa.gov/browse/excelExternalWindow/76525695290E232086257CBC00675ABF.0001## Pad - Tank Cushion Scott's-Bell 47 Inc. replaces 47-682-093-2
- SB47-644-215-003#https://drs.faa.gov/browse/excelExternalWindow/6A6E5E6D8423FC7F86257BE100471632.0001## Pin - Dowel, Tail Rotor Drive Scott's-Bell 47 Inc. replaces 47-644-215-3
- SB47-724-129-005#https://drs.faa.gov/browse/excelExternalWindow/984E54EC8C4F72F9862579CA00633DBC.0001## Safety guard, synchronized elevator control Scott's-Bell 47 Inc. replaces 47-724-129-5
- SB47-120-014-023#https://drs.faa.gov/browse/excelExternalWindow/2B4551339DEE0F7E86258596003BF2A1.0001## Split Ring Assy - Rotor Hub Scott's-Bell 47 Inc. replaces 47-120-014-023
- SB47-645-269-001#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102629512720210617201001.0001## Shaft, Tail Rotor, 90° Gearbox Scott's-Bell 47 Inc. replaces 47-645-269-001
- SB47-725-870-101#https://drs.faa.gov/browse/excelExternalWindow/63A450EC84D7FBA9862582A60071854B.0001## Rod Assembly, Upper Lateral Cyclic Control Scott's-Bell 47 Inc. replaces 47-725-870-1
- SB47-725-870-101#https://drs.faa.gov/browse/excelExternalWindow/51631716A8DB2EE5862582A600718549.0001## Rod Assembly, Upper Lateral Cyclic Control Scott's-Bell 47 Inc. replaces 47-725-917-7
- 10-357487-241#https://drs.faa.gov/browse/excelExternalWindow/2F845E8D08B6EFAF8625810200794CC4.0001## Starting Vibrator, S200 Series, 24 Volts DC - Continental Motors Inc replaces 10-357487-241
- SB47-350-009-007#https://drs.faa.gov/browse/excelExternalWindow/013E3DED6762780286258045006E45F4.0001## Cross Tube Assembly Scott's-Bell 47 Inc. replaces 47-350-009-007
- SB47-500-011-003#https://drs.faa.gov/browse/excelExternalWindow/E2BAB63CAADF98C68625800A00525D5B.0001## Tube Assembly Scott's-Bell 47 Inc. replaces 47-500-011-3
- SB47-500-011-007#https://drs.faa.gov/browse/excelExternalWindow/7D55E9FBA62473D68625800A00525D61.0001## Tube Assembly Scott's-Bell 47 Inc. replaces 47-500-011-3
- SB47-500-011-001#https://drs.faa.gov/browse/excelExternalWindow/DA1122FF0F70847A8625800A00525D53.0001## Cross Tube Assy., Heavy Duty Kit Scott's-Bell 47 Inc. replaces 47-500-011-1
- SB47-500-011-003#https://drs.faa.gov/browse/excelExternalWindow/19D34C84327D59EC86257D55005C8190.0001## Cross Tube Assy., Heavy Duty Kit Scott's-Bell 47 Inc. replaces 47-500-011-3
- SB47-500-011-001#https://drs.faa.gov/browse/excelExternalWindow/A2ED5BE47EA801A186257D55005C818D.0001## Cross Tube Assy., Heavy Duty Kit Scott's-Bell 47 Inc. replaces 47-500-011-1
- SB47-500-011-007#https://drs.faa.gov/browse/excelExternalWindow/91668050314EC39386257D55005C8192.0001## Cross Tube Assy., Heavy Duty Kit Scott's-Bell 47 Inc. replaces 47-500-011-7
- SB47-439212#https://drs.faa.gov/browse/excelExternalWindow/BBBA052F6B4459F58625801900506DA2.0001## Fuel Level Tank Unit Scott's-Bell 47 Inc. replaces 439212
- SB47-660-2354-2#https://drs.faa.gov/browse/excelExternalWindow/17D27E5AD63E009686257FEE00602934.0001## N2 Tach Generator Shear Shaft Scott's-Bell 47 Inc. replaces 660-2354-2
- SB47-660-3132-1#https://drs.faa.gov/browse/excelExternalWindow/D90190398493754A86257FEE0060286E.0001## Coupling Scott's-Bell 47 Inc. replaces 660-3132-1
- SB47-J-5567-12#https://drs.faa.gov/browse/excelExternalWindow/4BDCF4CEDB5CB45B86257F62006EB4BD.0001## Mount Scott's-Bell 47 Inc. replaces J-5567-12
- SB47-J-5567-13#https://drs.faa.gov/browse/excelExternalWindow/BBEA51C948568C8E86257F62006EB4C1.0001## Mount Scott's-Bell 47 Inc. replaces J-5567-12, J-5567-13
- 7555-1 (24 Volt)#https://drs.faa.gov/browse/excelExternalWindow/8072D4318F95C7C486257F5C005ED0CE.0001## Alternator Hartzell Engine Technologies LLC replaces Modification Part
- SB47-645-238-001#https://drs.faa.gov/browse/excelExternalWindow/AA294CF4308E6D0186257CC800459545.0001## Bearing, Gear Box, Tail Rotor Drive Scott's-Bell 47 Inc. replaces 47-645-238-1
+ 20 more PMA parts on file
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 |
|---|---|---|---|---|
| N391HP | MA | — | · | Look up ↗ |
| N47LB | KS | 1974 | · | Look up ↗ |
| N50SD | KY | 1965 | · | Look up ↗ |
| N53997 | IN | 1967 | · | Look up ↗ |
| N6784D | CA | 1960 | ● | Look up ↗ |
| N73286 | CA | 1964 | · | Look up ↗ |
| N73905 | NY | 1963 | ● | Look up ↗ |
| N73907 | CA | 1962 | ● | Look up ↗ |
| N73953 | IA | 1963 | ● | Look up ↗ |
| N73966 | OK | — | · | Look up ↗ |
| N73974 | PA | 1964 | · | Look up ↗ |
| N7764 | NY | 1970 | ● | Look up ↗ |
| N8542D | MN | 1966 | ● | 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