The Aviation DataBase®
Complete Aviation Regulatory Library
Sept. 11 Sept. 11
DataBases updated: May 27th, 2026
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Approved Model Lists
NameRevisionLangSubjectDate
en Installation of Tail Rotor Blades03/11/2010
en Installation of Tail Rotor Blades03/12/2021
en Installation of Tail Rotor Blades06/28/2021
Charts
NameRevisionLangSubjectDate
en Bell 206B Main Rotor Hover Lateral Balance (Composite Blades)
en Bell 206B Main Rotor 100KIAS Vertical Balance (Composite Blades)
en Bell 206B Main Rotor 60KIAS Vertical Balance (Composite Blades)
en Bell 260L Main Rotor Hover Lateral Balance (Composite Blades)
en Bell 206L Main Rotor 105KIAS Vertical Balance (Composite Blades)
en Bell 206L Main Rotor 55KIAS Vertical Balance (Composite Blades)
en Bell 206L Main Rotor Blade 105 KIAS Vertical Balance (Composite Blades)
en Main Rotor Blade (206B) - 100 mph Vertical Balance
Customer Support Specs
NameRevisionLangSubjectDate
B en WC-6TG-8 Bearing Installation09/15/2014
D en WC-6TG-10 Bearing Installation03/03/2019
E en WC-6TG-10 Bearing Installation12/02/2021
B en 3M 8542HS Polyurethane Tape Installation09/04/2020
Flight Manual Supplements
NameRevisionLangSubjectDate
1 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Arrow Falcon Exporters UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Arrow Falcon Exporters UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Hagglund UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Hagglund UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Northwest Rotorcraft UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Northwest Rotorcraft UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Richard's Heavylift Helo UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Richard's Heavylift Helo UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Southwest Florida Aviation UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Southwest Florida Aviation UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - OAS Parts (Overseas Aircraft Support) UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - OAS Parts (Overseas Aircraft Support) UH-1H 03/02/2017
1 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1F, TH-1F, UH-1P 07/02/2012
2 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1F, TH-1F, UH-1P 03/02/2017
1 en VHA Tail Rotor Blades - AST UH-1F 07/02/2012
2 en VHA Tail Rotor Blades - AST UH-1F 03/02/2017
1 en VHA Tail Rotor Blades - Tamarack UH-1F, TH-1F 07/02/2012
2 en VHA Tail Rotor Blades - Tamarack UH-1F, TH-1F 03/02/2017
1 en VHA Tail Rotor Blades - Robinson Air Crane UH-1F, TH-1F, UH-1P 07/02/2012
2 en VHA Tail Rotor Blades - Robinson Air Crane UH-1F, TH-1F, UH-1P03/02/2017
1 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - Rotorcraft Development (Garlick) UH-1B 03/02/2017
1 en VHA Tail Rotor Blades - Richard's Heavylift Helo UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - Richard's Heavylift Helo UH-1B 03/02/2017
1 en VHA Tail Rotor Blades - Southwest Florida Aviation UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - Southwest Florida Aviation UH-1B 03/02/2017
1 en VHA Tail Rotor Blades - OAS Parts (Overseas Aircraft Support) UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - OAS Parts (Overseas Aircraft Support) UH-1B 03/02/2017
1 en VHA Tail Rotor Blades - San Joaquine Helicopters UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - San Joaquine Helicopters UH-1B03/02/2017
1 en VHA Tail Rotor Blades - International Helicopters UH-1B 07/02/2012
2 en VHA Tail Rotor Blades - International Helicopters UH-1B 03/02/2017
1 en VHA Tail Rotor Blades - Tamarack UH-1H 07/02/2012
2 en VHA Tail Rotor Blades - Tamarack UH-1H 03/02/2017
en VHA 20633000-101 Main Rotor Blades - Bell Helicopters 206L, L1, L3 & L403/25/2026
1 en VHA 2062200-101/-301 Tail Rotor Blades - 206L1 Helicopters07/02/2012
2 en VHA 2062200-101/-301 Tail Rotor Blades - 206L1 Helicopters01/22/2021
2 en VHA 2062200-101/-301 Tail Rotor Blades - 206L3 Helicopters07/02/2012
3 en VHA 2062200-101/-301 Tail Rotor Blades - 206L3 Helicopters01/22/2021
2 en VHA 2062200-101/-301 Tail Rotor Blades - 206L4 Helicopters07/02/2012
3 en VHA 2062200-101/-301 Tail Rotor Blades - 206L4 Helicopters01/22/2021
Information Letters
NameRevisionLangSubjectDate
1 en Transition Tail Rotor Assembly between 350TR1000-101 & -30109/15/2025
1 en AS350 Hydraulics Cutoff/ Accumulator Testing Pedal Forces with VHA Tail Rotor Installed04/01/2026
1 en High Hover Vertical During Main Rotor Track & Balance03/31/2025
1 en Collective Bounce Recovery & Mitigation03/17/2025
Instructions for Continued Airworthiness
NameRevisionLangSubjectDate
en Tail Rotor Blade Assembly 2062200-101--30104/19/2021
A en Tail Rotor Blade Assembly 2062200-101--30105/26/2021
B en Tail Rotor Blade Assembly 2062200-101--30104/10/2023
C en Tail Rotor Blade Assembly 2062200-101--30109/29/2023
en Tail Rotor Blade Assembly 2062200-50101/28/2021
A en Tail Rotor Blade Assembly 2062200-50105/26/2021
B en Tail Rotor Blade Assembly 2062200-50104/10/2023
J en Tail Rotor Blade Assembly 2062200-101/-301 - 206A/B09/15/2014
G en Tail Rotor Blade Assembly 2062200-101/-301 - 206B306/28/2012
H en Tail Rotor Blade Assembly 2062200-101/-301 - 206B307/29/2013
I en Tail Rotor Blade Assembly 2062200-101/-301 - 206B304/30/2014
F en Tail Rotor Blade Assembly 2062200-101/-301 - 206L06/28/2012
G en Tail Rotor Blade Assembly 2062200-101/-301 - 206L07/29/2013
H en Tail Rotor Blade Assembly 2062200-101/-301 - 206L09/15/2014
F en Tail Rotor Blade Assembly 2062200-101/-301 - 206L106/28/2012
H en Tail Rotor Blade Assembly 2062200-101/-301 - 206L110/09/2013
I en Tail Rotor Blade Assembly 2062200-101/-301 - 206L109/15/2014
F en Tail Rotor Blade Assembly 2062200-101/-301 - 206L306/28/2012
H en Tail Rotor Blade Assembly 2062200-101/-301 - 206L310/09/2013
I en Tail Rotor Blade Assembly 2062200-101/-301 - 206L309/15/2014
F en Tail Rotor Blade Assembly 2062200-101/-301 - 206L406/28/2012
H en Tail Rotor Blade Assembly 2062200-101/-301 - 206L410/09/2013
I en Tail Rotor Blade Assembly 2062200-101/-301 - 206L409/15/2014
A en Tail Rotor Assembly 350TR1000-101/-301 - - AS350B, AS350B1, AS350B2, AS350BA and AS350B3 with MTOW 4960 lbs12/02/2024
B en Tail Rotor Assembly 350TR1000-101/-301 - AS350B, AS350B1, AS350B2, AS350BA and AS350B3 with MTOW 4,960 lbs02/13/2025
C en Tail Rotor Assembly 350TR1000-101/-301/-501 - AS350B, AS350C, AS350D, AS350B1, AS350B2, AS350BA and AS350B3 06/27/2025
D en Tail Rotor Assembly 350TR1000-101/-301/-501 - AS350B, AS350C, AS350D, AS350B1, AS350B2, AS350BA and AS350B301/09/2026
A en Tail Rotor Blade Assembly 2062200-301 - AB206B309/15/2014
C en Main Rotor Blade Assembly 20631000-101 - 206B04/29/2016
D en Main Rotor Blade Assembly 20631000-101 - 206B06/08/2016
E en Main Rotor Blade Assembly 20631000-101 - 206B12/19/2016
F en Main Rotor Blade Assembly 20631000-101 - 206B11/10/2020
G en Main Rotor Blade Assembly 20631000-101 - 206B06/27/2022
H en Main Rotor Blade Assembly 20631000-101 - 206B05/09/2023
A en Main Rotor Blade Assembly 20635000-501 - 206B05/13/2020
B en Main Rotor Blade Assembly 20635000-501 - 206B05/09/2023
en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L405/24/2018
B en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L407/28/2020
C en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L406/22/2021
D en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L410/31/2022
E en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L405/04/2023
F en Main Rotor Blade Assembly 20633000-101 - 206L, 206L1, 206L3 and 206L401/05/2026
en Main Rotor Blade Assembly 20637000-101 - OH-58A+ & C
C en Tail Rotor Blade Assembly 2062200-101 - Arrow Falcon OH-58A+ and OH-58C 06/28/2012
D en Tail Rotor Blade Assembly 2062200-101 - Arrow Falcon OH-58A+ and OH-58C 07/29/2013
E en Tail Rotor Blade Assembly 2062200-101 - Arrow Falcon OH-58A+ and OH-58C 09/15/2014
C en Tail Rotor Blade Assembly 2062200-101 - Rotorcraft Development OH-58A+ and OH-58C 06/28/2012
D en Tail Rotor Blade Assembly 2062200-101 - Rotorcraft Development OH-58A+ and OH-58C 07/29/2013
E en Tail Rotor Blade Assembly 2062200-101 - Rotorcraft Development OH-58A+ and OH-58C 09/15/2014
C en Tail Rotor Blade Assembly 2062200-101 - San Joaquin Helicopters OH-58A+ and OH-58C 06/28/2012
D en Tail Rotor Blade Assembly 2062200-101 - San Joaquin Helicopters OH-58A+ and OH-58C 07/29/2013
E en Tail Rotor Blade Assembly 2062200-101 - San Joaquin Helicopters OH-58A+ and OH-58C 09/15/2014
A en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Arrow Falcon UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Arrow Falcon UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Hagglund UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Hagglund UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Northwest Rotorcraft UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Northwest Rotorcraft UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Richard's Heavylift Helo UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Richard's Heavylift Helo - UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Southwest Florida Aviation UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Southwest Florida Aviation UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - OAS Parts (Overseas Aircraft Support) UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - OAS Parts (Overseas Aircraft Support) UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Tamarack UH-1H06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Tamarack UH-1H01/20/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Richard's Heavylift Helo UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Richard's Heavylift Helo UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Southwest Florida Aviation UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Southwest Florida Aviation UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - OAS Parts (Overseas Aircraft Support) UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - OAS Parts (Overseas Aircraft Support) UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - San Joaquin Helicopters UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - San Joaquin Helicopters UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - International Helicopters UH-1B 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - International Helicopters UH-1B 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1F, TH-1F, UH-1P 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Rotorcraft Development (Garlick) UH-1F, TH-1F, UH-1P 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - AST UH-1F 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - AST UH-1F 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Tamarack UH-1F and TH-1F 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Tamarack UH-1F and TH-1F 02/01/2017
A en Tail Rotor Blade Assembly 2042200-101/-103 - Robinson Air Crane UH-1F, TH-1F and UH-1P 06/25/2012
B en Tail Rotor Blade Assembly 2042200-101/-103 - Robinson Air Crane UH-1F, TH-1F and UH-1P 02/01/2017
Publication Indexes
NameRevisionLangSubjectDate
G en 206/OH-58 Tail Rotor Blade07/19/2011
T en 206/OH-58 Tail Rotor Blade09/17/2014
U en 206/OH-58 Tail Rotor Blade06/01/2016
B en UH-1 Tail Rotor Blade Assembly07/19/2011
H en UH-1 Tail Rotor Blade Assembly09/17/2014
I en UH-1 Tail Rotor Blade Assembly06/01/2016
Service Bulletins
NameRevisionLangSubjectDate
2 en Remove and Replace Inboard/Outboard Trim Tab Assemblies07/16/2020
3 en Remove and Replace Inboard/Outboard Trim Tab Assemblies02/18/2022
2 en Balance Weight Receptacle Inspection08/03/2021
3 en Balance Weight Receptacle Inspection11/08/2021
4 en Balance Weight Receptacle Inspection03/31/2022
5 en Balance Weight Receptacle Inspection11/18/2022
2 en Lightweight, High-Speed, Vertical Vibration Recovery & Mitigation09/19/2025
3 en Lightweight, High-Speed, Vertical Vibration Recovery & Mitigation02/16/2026
Technical Bulletins
NameRevisionLangSubjectDate
1 en Static Balance of Tail Rotor Assembly02/18/2026
1 en AS350 Tail Rotor Spherical Bearing Replacement - Tail Rotor Hub10/08/2025
2 en 206 Series Tail Rotor Bearing Installation - Composite Blades08/18/2023
1 en Minor Repair of Abrasion Strip Cracks06/12/2022
1 en Track and Balance 206 Main Rotor Blades10/21/2022
3 en Track and Balance03/25/2025
4 en 206 Main Rotor Blade Track and Balance Guidance 04/07/2026
Miscellaneous
NameRevisionLangSubjectDate
en Compliance Checklists: 206 Tail Rotor Blade
en Installation Instructions: 206B/L Tail Rotor Blades11/30/2013
en Addressing Customer Concerns: Main Rotor Blade Vibrations and Delaminations04/01/2025
en Read Me First: 206B Main Rotor Blades P/N 20635000-501
en Read Me First: 206B Main Rotor Blades P/N 20631000-101
en Read Me First: 206B Main Rotor Blades
en Read Me First: 206B/L Tail Rotor Blades P/N 2062200-501
en Read Me First: 206B/L Tail Rotor Blades P/N 2062200-301
en Read Me First: 206L Main Rotor Blades P/N 20633000-101
en Read Me First: UH-1 Tail Rotor Blades