AD 87-12-10

final rule

Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes

AD Number
87-12-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft fuel pump, filter, valve, and lines
Problem area Fuel system

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. BAe.125 Series 800A Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (C-29A) Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (U-125) Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800B Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes

Unsafe Condition

Failure of the ventral fuel tank aft support fitting due to corrosion and cracking.

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

Required Actions

Within 45 days after the effective date, inspect the ventral fuel tank aft attachment for corrosion and cracking every 90 days until replaced. Replace corroded or cracked parts before further flight with a steel fitting. Replace the fittings with a new steel part within one year after the effective date.

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

Compliance Time

Within the next 45 days after the effective date of this AD, unless accomplished within the last 45 days, and thereafter at intervals not to exceed 90 days, until replaced in accordance with paragraph C.

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

Affected Aircraft

BAe Model 125-800 series airplanes listed in BAe Service Bulletin 53-62-(3127), Revision 1, dated October 15, 1986.

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

Federal Register Abstract

Ventral Fuel Tank Fittings

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_87-12-10.html
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AD Number:
87-12-10
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes
Subject:
Ventral Fuel Tank Fittings
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
07/30/1987
Make:
Textron Aviation Inc.
Model:
BAe.125 Series 800A | BAe.125 Series 800A (C-29A) | BAe.125 Series 800A (U-125) | BAe.125 Series 800B
Product Type:
Aircraft
Product Subtype:
Large Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 87-12-10
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5653

AD NUMBER:   87-12-10

SUBJECT HEADING:   Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective July 30, 1987.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   87-12-10 BRITISH AEROSPACE (BAe): Amendment 39-5653. Applies to all BAe Model 125-800 series airplanes listed in BAe Service Bulletin 53-62-(3127), Revision 1, dated October 15, 1986, certificated in any category. Compliance required as indicated, unless previously accomplished.

To prevent failure of the ventral fuel tank aft support fitting, accomplish the following:

A. Within the next 45 days after the effective date of this AD, unless accomplished within the last 45 days, and thereafter at intervals not to exceed 90 days, until replaced in accordance with paragraph C., below, visually inspect the ventral fuel tank aft attachment for corrosion and cracking in accordance with BAe Service Bulletin 53-62-(3127), Revision 1, dated October 15, 1986.

B. Parts showing evidence of corrosion or found cracked must be replaced before further flight with a steel fitting in accordance with BAe Service Bulletin 53-63-(3127), Revision 1, dated October 15, 1986.

C. Within one year after the effective date of this AD, unless already accomplished, replace the ventral tank aft attachment fittings with a new steel part in accordance with paragraph B., above. This constitutes terminating action for the inspections required by paragraph A., above.

D. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.

E. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of the inspections and/or modification required by this AD.

All persons affected by this directive who have not already received the appropriate service document from the manufacturer may obtain copies upon request to British Aerospace, Inc., Service Bulletin Librarian, P.O. Box 17414, Dulles International Airport, Washington, D.C. 20041. This document may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington.

This amendment becomes effective July 30, 1987.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_87-12-10.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
87-12-10
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes
Subject:
Ventral Fuel Tank Fittings
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
07/30/1987
Make:
Textron Aviation Inc.
Model:
BAe.125 Series 800A | BAe.125 Series 800A (C-29A) | BAe.125 Series 800A (U-125) | BAe.125 Series 800B
Product Type:
Aircraft
Product Subtype:
Large Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 87-12-10
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5653

AD NUMBER:   87-12-10

SUBJECT HEADING:   Airworthiness Directives; BRITISH AEROSPACE (BAe) Model 125-800 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective July 30, 1987.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   87-12-10 BRITISH AEROSPACE (BAe): Amendment 39-5653. Applies to all BAe Model 125-800 series airplanes listed in BAe Service Bulletin 53-62-(3127), Revision 1, dated October 15, 1986, certificated in any category. Compliance required as indicated, unless previously accomplished.

To prevent failure of the ventral fuel tank aft support fitting, accomplish the following:

A. Within the next 45 days after the effective date of this AD, unless accomplished within the last 45 days, and thereafter at intervals not to exceed 90 days, until replaced in accordance with paragraph C., below, visually inspect the ventral fuel tank aft attachment for corrosion and cracking in accordance with BAe Service Bulletin 53-62-(3127), Revision 1, dated October 15, 1986.

B. Parts showing evidence of corrosion or found cracked must be replaced before further flight with a steel fitting in accordance with BAe Service Bulletin 53-63-(3127), Revision 1, dated October 15, 1986.

C. Within one year after the effective date of this AD, unless already accomplished, replace the ventral tank aft attachment fittings with a new steel part in accordance with paragraph B., above. This constitutes terminating action for the inspections required by paragraph A., above.

D. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.

E. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of the inspections and/or modification required by this AD.

All persons affected by this directive who have not already received the appropriate service document from the manufacturer may obtain copies upon request to British Aerospace, Inc., Service Bulletin Librarian, P.O. Box 17414, Dulles International Airport, Washington, D.C. 20041. This document may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington.

This amendment becomes effective July 30, 1987.

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.