AD 75-09-11

final rule

Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes

AD Number
75-09-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company DC-10-10 Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes
aircraft The Boeing Company DC-10-10F Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes

Unsafe Condition

Collar assembly - lower steering support, P/N ACG 7008-1, may fail due to fatigue cracking after accumulating 44,500 landings.

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

Required Actions

Remove from service collar assembly - lower steering support, P/N ACG 7008-1, prior to 44,500 landings; permanently mark it to prevent return to service. Replace with a serviceable assembly having less than 44,500 landings.

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

Compliance Time

prior to the accumulation of 44,500 landings

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

Affected Aircraft

MCDONNELL DOUGLAS DC-10-10 and DC-10-10F airplanes with P/N ACG 7008-1 collar assembly installed

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

Federal Register Abstract

Collar Assembly

Applicability Source Text

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AD Final Rules - DRS_75-09-11.html
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Details
AD Number:
75-09-11
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes
Subject:
Collar Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
04/28/1975
Make:
The Boeing Company
Model:
DC-10-10 | DC-10-10F
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Superseded AD: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Superseded By: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: 75-09-11
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2184

AD NUMBER:   75-09-11

SUBJECT HEADING:   Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective April 28, 1975.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
75-09-11 MCDONNELL DOUGLAS: Amendment 39-2184. Applies to Model DC-10-10 and DC-10-10F airplanes, certificated in all categories, with P/N ACG 7008-1, collar assembly - lower steering support installed.

To insure continued airworthiness of these assemblies, prior to the accumulation of 44,500 landings, remove from service collar assembly - lower steering support, P/N ACG 7008-1, and mark it permanently and conspicuously to prevent its inadvertent return to service. Replace it with a serviceable assembly having less than 44,500 landings.

The previously established service life of 231,666 landings is no longer applicable.

This amendment becomes effective April 28, 1975.


FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_75-09-11.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
75-09-11
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes
Subject:
Collar Assembly
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
04/28/1975
Make:
The Boeing Company
Model:
DC-10-10 | DC-10-10F
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: 75-09-11
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2184

AD NUMBER:   75-09-11

SUBJECT HEADING:   Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 and DC-10-10F Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective April 28, 1975.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
75-09-11 MCDONNELL DOUGLAS: Amendment 39-2184. Applies to Model DC-10-10 and DC-10-10F airplanes, certificated in all categories, with P/N ACG 7008-1, collar assembly - lower steering support installed.

To insure continued airworthiness of these assemblies, prior to the accumulation of 44,500 landings, remove from service collar assembly - lower steering support, P/N ACG 7008-1, and mark it permanently and conspicuously to prevent its inadvertent return to service. Replace it with a serviceable assembly having less than 44,500 landings.

The previously established service life of 231,666 landings is no longer applicable.

This amendment becomes effective April 28, 1975.


FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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