AD 75-08-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes |
| aircraft | The Boeing Company | DC-10-10F | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes |
| aircraft | The Boeing Company | DC-10-30 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes |
| aircraft | The Boeing Company | DC-10-30F (KC-10A, KDC-10) | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes |
Unsafe Condition
Loss of wing engine nose cowl due to severed nose cowl attach bolts and engine unbalance loads.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the wing engine nose cowls per McDonnell Douglas DC-10 Service Bulletin 71-53 or later FAA-approved revisions, or an equivalent modification approved by the Chief, Aircraft Engineering Division, FAA Western Region.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 4000 flight hours after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F airplanes certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Wing Engine Nose Cowl
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_75-08-13.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-08-13 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes Subject: Wing Engine Nose Cowl Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/16/1975 Make: The Boeing Company Model: DC-10-10 | DC-10-10F | DC-10-30 | DC-10-30F (KC-10A, KDC-10) Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 75-08-13 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2165 AD NUMBER: 75-08-13 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes ACTION: SUMMARY: DATES: Effective May 16, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-08-13 MCDONNELL DOUGLAS: Amendment 39-2165. Applies to Model DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F airplanes certificated in all categories. Compliance required within the next 4000 flight hours after the effective date of this AD, unless already accomplished. To minimize the possibility of losing a wing engine nose cowl due to severed nose cowl attach bolts and engine unbalance loads, modify the wing engine nose cowls per McDonnell Douglas DC-10 Service Bulletin 71-53, "Powerplant - Cowling - Modify Engine Nose Cowl Attachments," dated September 25, 1974, or later FAA-approved revisions, or an equivalent modification approved by the Chief, Aircraft Engineering Division, FAA Western Region. Special flight permits may be issued under FAR 21.197 and 21.199 for the purpose of moving the aircraft to a base to perform the requirements of this AD. This amendment becomes effective May 16, 1975. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_75-08-13.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-08-13 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes Subject: Wing Engine Nose Cowl Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/16/1975 Make: The Boeing Company Model: DC-10-10 | DC-10-10F | DC-10-30 | DC-10-30F (KC-10A, KDC-10) 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: 75-08-13 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2165 AD NUMBER: 75-08-13 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F Airplanes ACTION: SUMMARY: DATES: Effective May 16, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-08-13 MCDONNELL DOUGLAS: Amendment 39-2165. Applies to Model DC-10-10, DC-10-10F, DC-10-30, and DC-10-30F airplanes certificated in all categories. Compliance required within the next 4000 flight hours after the effective date of this AD, unless already accomplished. To minimize the possibility of losing a wing engine nose cowl due to severed nose cowl attach bolts and engine unbalance loads, modify the wing engine nose cowls per McDonnell Douglas DC-10 Service Bulletin 71-53, "Powerplant - Cowling - Modify Engine Nose Cowl Attachments," dated September 25, 1974, or later FAA-approved revisions, or an equivalent modification approved by the Chief, Aircraft Engineering Division, FAA Western Region. Special flight permits may be issued under FAR 21.197 and 21.199 for the purpose of moving the aircraft to a base to perform the requirements of this AD. This amendment becomes effective May 16, 1975. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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