AD 87-25-03

final rule

Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes

AD Number
87-25-03
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 Textron Aviation Inc. BAe.125 Series 800A Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (C-29A) Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes
aircraft Textron Aviation Inc. BAe.125 Series 800A (U-125) Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes

Unsafe Condition

Entrapment of water within the aileron tab could lead to corrosion or structural failure of the aileron tab and inboard aileron hinge.

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

Required Actions

Modify the aileron tab and inboard aileron hinge to provide drainage in accordance with BAe Service Bulletin 57-64-(3067). An alternate means of compliance or adjustment of compliance time may be approved by the FAA Manager, Standardization Branch. Special flight permits may be issued under FAR 21.197 and 21.199 to operate to a base for modification.

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

Compliance Time

Within the next 100 landings or within one year after the effective date of this AD, whichever occurs sooner

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

Affected Aircraft

British Aerospace Model 125-800A series airplanes listed in BAe Service Bulletin 57-64-(3067), dated November 29, 1985, certificated in any category.

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

Federal Register Abstract

Aileron Tab And Hinge

Applicability Source Text

Show captured applicability text from the source AD
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AD Number:
87-25-03
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes
Subject:
Aileron Tab And Hinge
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/13/1988
Make:
Textron Aviation Inc.
Model:
BAe.125 Series 800A | BAe.125 Series 800A (C-29A) | BAe.125 Series 800A (U-125)
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: 87-25-03
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5779

AD NUMBER:   87-25-03

SUBJECT HEADING:   Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 13, 1988.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   87-25-03 BRITISH AEROSPACE: Amendment 39-5779. Applies to British Aerospace Model 125-800A series airplanes, listed in British Aerospace (BAe) Service Bulletin 57-64-(3067), dated November 29, 1985, certificated in any category. Compliance required as indicated, unless previously accomplished.

To prevent entrapment of water within the aileron tab accomplish the following:

A. Within the next 100 landings or within one year after the effective date of this AD, whichever occurs sooner, modify the aileron tab and the inboard aileron hinge to provide drainage in accordance with BAe Service Bulletin 57-64-(3067), dated November 29, 1985.

B. 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.

C. 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 modification required by this AD.

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

This amendment becomes effective January 13, 1988.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_87-25-03.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
87-25-03
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes
Subject:
Aileron Tab And Hinge
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/13/1988
Make:
Textron Aviation Inc.
Model:
BAe.125 Series 800A | BAe.125 Series 800A (C-29A) | BAe.125 Series 800A (U-125)
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: 87-25-03
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5779

AD NUMBER:   87-25-03

SUBJECT HEADING:   Airworthiness Directives; BRITISH AEROSPACE Model 125-800A Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 13, 1988.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   87-25-03 BRITISH AEROSPACE: Amendment 39-5779. Applies to British Aerospace Model 125-800A series airplanes, listed in British Aerospace (BAe) Service Bulletin 57-64-(3067), dated November 29, 1985, certificated in any category. Compliance required as indicated, unless previously accomplished.

To prevent entrapment of water within the aileron tab accomplish the following:

A. Within the next 100 landings or within one year after the effective date of this AD, whichever occurs sooner, modify the aileron tab and the inboard aileron hinge to provide drainage in accordance with BAe Service Bulletin 57-64-(3067), dated November 29, 1985.

B. 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.

C. 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 modification required by this AD.

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

This amendment becomes effective January 13, 1988.

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.