AD 70-02-06

final rule

Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes

AD Number
70-02-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

Applicability

TypeManufacturerModelDetails
aircraft B-N Group Ltd. BN-2 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-2 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-20 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-21 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-26 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-27 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-3 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-6 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-8 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN-2A-9 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN2A MK. III Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN2A MK. III-2 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
aircraft B-N Group Ltd. BN2A MK. III-3 Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes

Unsafe Condition

Failure of the elevator trim tab attachment structure due to cracking in the angle of the elevator trailing edge member and elevator skin forward of the trim tab.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Visually inspect the elevator trim tab hinge attachment structure for cracks. Repair cracks not exceeding four inches in length using Service Bulletin BN-2/SB.1 or equivalent. Replace cracked members exceeding four inches. Reinforce the elevator structure per Modification Leaflet BN.2/NB/M/339.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within the next 50 hours' time in service

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

B-N Group Ltd. Models BN.2, BN.2A, BN.2A-2, BN.2A-20, BN.2A-21, BN.2A-26, BN.2A-27, BN.2A-3, BN.2A-6, BN.2A-8, and other BN-2A variants as listed in the AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Federal Register Abstract

Elevator Trim Tab Attach

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_70-02-06.html
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Details
AD Number:
70-02-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
Subject:
Elevator Trim Tab Attach
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/11/1970
Make:
B-N Group Ltd.
Model:
BN-2 | BN-2A | BN-2A-2 | BN-2A-20 | BN-2A-21 | BN-2A-26 | BN-2A-27 | BN-2A-3 | BN-2A-6 | BN-2A-8 | B...Show more
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 70-02-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-914

AD NUMBER:   70-02-06

SUBJECT HEADING:   Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 11, 1970.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   70-02-06 BRITTEN-NORMAN, LTD: Amdt. 39-914. Applies to Britten-Norman Models BN.2 and BN.2A airplanes.
Compliance is required within the next 50 hours' time in service, unless already accomplished.
To reduce the possibility of failure of the elevator trim tab attachment structure due to cracking, accomplish the following:
(a) Visually inspect the elevator trim tab hinge attachment structure for cracks in the angle of the elevator trailing edge member and elevator skin forward of the trim tab.
(b) If cracks are found during the inspection required by paragraph (a) which do not exceed four inches in length, repair the cracks in accordance with Britten-Norman Service Bulletin No. BN-2/SB.1, Issue 5, dated 23 June 1969, or an FAA-approved equivalent, before reinforcing the elevator structure as required by paragraph (d).
(c) If cracks are found during the inspection required by paragraph (a) which exceed four inches in length, replace the cracked member before reinforcing the elevator structure as required by paragraph (d).
(d) Reinforce the elevator structure by modifying the elevator trailing edge structure at the trim tab outboard hinge in accordance with Britten-Norman Modification Leaflet No. BN.2/NB/M/339, Issue 1, dated 23 July 1969, or an FAA-approved equivalent.
This amendment becomes effective January 11, 1970.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_70-02-06.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
70-02-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes
Subject:
Elevator Trim Tab Attach
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/11/1970
Make:
B-N Group Ltd.
Model:
BN-2 | BN-2A | BN-2A-2 | BN-2A-20 | BN-2A-21 | BN-2A-26 | BN-2A-27 | BN-2A-3 | BN-2A-6 | BN-2A-8 | B...Show more
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 70-02-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-914

AD NUMBER:   70-02-06

SUBJECT HEADING:   Airworthiness Directives; Britten-Norman Models BN.2 and BN.2A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 11, 1970.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   70-02-06 BRITTEN-NORMAN, LTD: Amdt. 39-914. Applies to Britten-Norman Models BN.2 and BN.2A airplanes.
Compliance is required within the next 50 hours' time in service, unless already accomplished.
To reduce the possibility of failure of the elevator trim tab attachment structure due to cracking, accomplish the following:
(a) Visually inspect the elevator trim tab hinge attachment structure for cracks in the angle of the elevator trailing edge member and elevator skin forward of the trim tab.
(b) If cracks are found during the inspection required by paragraph (a) which do not exceed four inches in length, repair the cracks in accordance with Britten-Norman Service Bulletin No. BN-2/SB.1, Issue 5, dated 23 June 1969, or an FAA-approved equivalent, before reinforcing the elevator structure as required by paragraph (d).
(c) If cracks are found during the inspection required by paragraph (a) which exceed four inches in length, replace the cracked member before reinforcing the elevator structure as required by paragraph (d).
(d) Reinforce the elevator structure by modifying the elevator trailing edge structure at the trim tab outboard hinge in accordance with Britten-Norman Modification Leaflet No. BN.2/NB/M/339, Issue 1, dated 23 July 1969, or an FAA-approved equivalent.
This amendment becomes effective January 11, 1970.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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