AD 69-13-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | B-N Group Ltd. | BN-2 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-2 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-20 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-21 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-26 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-27 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-3 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-6 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-8 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN-2A-9 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN2A MK. III | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN2A MK. III-2 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
| aircraft | B-N Group Ltd. | BN2A MK. III-3 | Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft |
Unsafe Condition
Fuel line P/N NB-57-439 installed between the engine driven fuel pump and the carburetor may exhibit evidence of leakage in the engine compartment.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect fuel line P/N NB-57-439 before the next flight and each subsequent flight per Britten-Norman Ltd. Service Bulletin BN-2/SB.11 Issue 2 or equivalent. Replace with serviceable P/N NB-57-439 or Dunlop P/N 6/W2/121/51/51/24.0 or 15.5 if leakage is found. Discontinue inspections after installing approved Dunlop parts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
before the next flight and before each subsequent flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
B-N Group Ltd. Model BN-2 and BN-2A aircraft with fuel line P/N NB-57-439 installed between the engine driven fuel pump and the carburetor.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Fuel Line Leak
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_69-13-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-13-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft Subject: Fuel Line Leak Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 07/02/1969 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: 69-13-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-791 AD NUMBER: 69-13-08 SUBJECT HEADING: Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft ACTION: SUMMARY: DATES: Effective July 2, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-13-08 BRITTEN-NORMAN LTD: Amdt. 39-791 applies to BN-2 and BN-2A Aircraft with fuel line P/N NB-57-439. Compliance required as indicated. (a) To prevent fuel leaks in the engine compartment, before the next flight and before each subsequent flight, inspect fuel line P/N NB-57-439 installed between the engine driven fuel pump and the carburetor for evidence of leakage in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB.11 Issue 2 dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. (b) If during the inspection required by paragraph (a) of this AD evidence of leakage is found, replace P/N NB-57-439 with a serviceable part of the same part number, or with Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5. (c) The repetitive inspections required by paragraph (a) of this AD may be discontinued when Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5 has been installed in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB 11 Issue 2, dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. This amendment becomes effective July 2, 1969. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_69-13-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-13-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft Subject: Fuel Line Leak Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 07/02/1969 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: 69-13-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-791 AD NUMBER: 69-13-08 SUBJECT HEADING: Airworthiness Directives; Britten-Norman Model BN-2 and BN-2A Aircraft ACTION: SUMMARY: DATES: Effective July 2, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-13-08 BRITTEN-NORMAN LTD: Amdt. 39-791 applies to BN-2 and BN-2A Aircraft with fuel line P/N NB-57-439. Compliance required as indicated. (a) To prevent fuel leaks in the engine compartment, before the next flight and before each subsequent flight, inspect fuel line P/N NB-57-439 installed between the engine driven fuel pump and the carburetor for evidence of leakage in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB.11 Issue 2 dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. (b) If during the inspection required by paragraph (a) of this AD evidence of leakage is found, replace P/N NB-57-439 with a serviceable part of the same part number, or with Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5. (c) The repetitive inspections required by paragraph (a) of this AD may be discontinued when Dunlop P/N 6/W2/121/51/51/24.0 or 6/W2/121/51/51/15.5 has been installed in accordance with Britten-Norman Ltd. Service Bulletin BN-2/SB 11 Issue 2, dated February 24, 1969, or later ARB approved issue, or an FAA approved equivalent. This amendment becomes effective July 2, 1969. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.
Related Airworthiness Directives
2023-09-09 Recurring
final ruleAirworthiness Directives; Various Airplanes, Helicopters, and Engines
Unsafe Condition: Multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust housing flange.
2022-03-15
final ruleAirworthiness Directives; Various Airplanes
Unsafe Condition: The displayed fuel quantity can have an error as much as four gallons/fuel tank with the display indicating four gallons with an empty tank. In the context of this event, the end level effect is th...
2021-18-01 Recurring
final ruleAirworthiness Directives; B-N Group Ltd. Airplanes
Unsafe Condition: Failure of the rudder final drive rod because of cracks in the region of the taper pins.
2016-26-09
final ruleAirworthiness Directives; B-N Group Ltd. Airplanes
Unsafe Condition: cracks in the inner shell of certain pitot/static pressure heads, Part Number (P/N) DU130-24, which could lead to incorrect readings on the pressure instrumentation, e.g. altimeters, vertical speed...