AD 74-24-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | 382 | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382B | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382E | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382F | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382G | LOCKHEED Model 382 Series Airplanes |
Unsafe Condition
Cracks in the lower center wing section
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the wing in accordance with Lockheed Service Bulletin 382-121, or later FAA approved revision, or an equivalent approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 200 hours' time in service after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Lockheed Model 382 series airplanes, Serial Numbers 3946 and 4101 through 4298, except those modified under STC ST441SO or equivalent.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Lower Center Wing
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_74-24-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 74-24-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: LOCKHEED Model 382 Series Airplanes Subject: Lower Center Wing Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/20/1974 Make: Lockheed Martin Corporation Model: 382 | 382B | 382E | 382F | 382G Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: Updated RGL applicability to match AD applicability; CAR C-11-185 AIRWORTHINESS DIRECTIVES FINAL RULES: 74-24-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2015 AD NUMBER: 74-24-04 SUBJECT HEADING: LOCKHEED Model 382 Series Airplanes ACTION: SUMMARY: DATES: Effective November 20, 1974. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 74-24-04 LOCKHEED: Amendment 39-2015. Applies to all Model 382 series airplanes, Serial Numbers 3946 and 4101 through 4298, certificated in all categories, except those airplanes which have been modified in accordance with STC ST441SO, or equivalent. Compliance required within the next 200 hours' time in service after the effective date of this AD, unless already accomplished. To prevent cracks in the lower center wing section, modify the wing in accordance with Lockheed Service Bulletin 382-121, or later FAA approved revision, or an equivalent approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region. This amendment becomes effective November 20, 1974. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_74-24-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 74-24-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: LOCKHEED Model 382 Series Airplanes Subject: Lower Center Wing Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/20/1974 Make: Lockheed Martin Corporation Model: 382 | 382B | 382E | 382F | 382G 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: Updated RGL applicability to match AD applicability; CAR C-11-185 AIRWORTHINESS DIRECTIVES FINAL RULES: 74-24-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2015 AD NUMBER: 74-24-04 SUBJECT HEADING: LOCKHEED Model 382 Series Airplanes ACTION: SUMMARY: DATES: Effective November 20, 1974. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 74-24-04 LOCKHEED: Amendment 39-2015. Applies to all Model 382 series airplanes, Serial Numbers 3946 and 4101 through 4298, certificated in all categories, except those airplanes which have been modified in accordance with STC ST441SO, or equivalent. Compliance required within the next 200 hours' time in service after the effective date of this AD, unless already accomplished. To prevent cracks in the lower center wing section, modify the wing in accordance with Lockheed Service Bulletin 382-121, or later FAA approved revision, or an equivalent approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region. This amendment becomes effective November 20, 1974. 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.
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