AD 81-02-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-9-11 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-12 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-13 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-14 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-15 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-15F | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-21 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-31 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-32 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-32 (VC-9C) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-32F | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-32F (C-9A) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-32F (C-9B) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-33F | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-34 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-34F | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-41 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-51 | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-81 (MD-81) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-82 (MD-82) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-83 (MD-83) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
| aircraft | The Boeing Company | DC-9-87 (MD-87) | Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane |
Unsafe Condition
Stress corrosion of the upper cargo door spool fitting attach bolts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect, lubricate, replace as necessary, and seal the latch spool fitting attach bolts in accordance with an approved method. Compliance can be achieved by following Douglas Aircraft Company Service Bulletin DC-9 SB 52-119 or Part 2, Group II, Paragraph C of the same bulletin depending on fuselage number.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months after the effective date of this AD for fuselage numbers 0 through 675, and within 24 months after the effective date of this AD for fuselage numbers 676 and subsequent, or those modified per DC-9 AOL 9-833A.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MCDONNELL DOUGLAS DC-9 series airplanes equipped with an upper main cargo door, including models DC-9-11, -12, -13, -14, -15, -15F, -21, -31, -32, and others as specified, with fuselage numbers 0 and above.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Cargo Door Attach Bolts
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_81-02-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 81-02-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane Subject: Cargo Door Attach Bolts Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/01/1981 Make: The Boeing Company Model: DC-9-11 | DC-9-12 | DC-9-13 | DC-9-14 | DC-9-15 | DC-9-15F | DC-9-21 | DC-9-31 | DC-9-32 | DC-9-32 (...Show more 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: 81-02-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4020 AD NUMBER: 81-02-06 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane ACTION: SUMMARY: DATES: Effective April 1, 1981. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 81-02-06 MCDONNELL DOUGLAS: Amendment 39-4020. Model DC-9 series airplane equipped with an upper main cargo door; certificated in all categories. Compliance required as indicated, unless already accomplished. To prevent stress corrosion of the upper cargo door spool fitting attach bolts accomplish the following: (a) For fuselage numbers 0 through 675, within 12 months after the effective date of this AD, inspect, lubricate, replace as necessary, and seal the latch spool fitting attach bolts in accordance with a method approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Douglas Aircraft Company Service Bulletin DC-9 SB 52-119, dated October 28, 1980, has been approved as a means of compliance with this requirement.) (b) For fuselage numbers 676 and subsequent and those airplanes modified in accordance with Douglas Aircraft Company DC-9 AOL 9-833A, dated April 2, 1979, within 24 months after the effective date of this AD, inspect, lubricate, replace as necessary, and seal the upper cargo door latch spool fitting attach bolts in accordance with a method approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Accomplishment of the instructions set forth in Part 2, Group II, Paragraph C of Douglas Aircraft Service Bulletin DC-9 SB 52-119 has been approved as a means of compliance with this requirement.) (c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes unpressurized to a base for the accomplishment of inspections/modifications required by this AD. This amendment becomes effective April 1, 1981. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_81-02-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 81-02-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane Subject: Cargo Door Attach Bolts Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/01/1981 Make: The Boeing Company Model: DC-9-11 | DC-9-12 | DC-9-13 | DC-9-14 | DC-9-15 | DC-9-15F | DC-9-21 | DC-9-31 | DC-9-32 | DC-9-32 (...Show more 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: 81-02-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4020 AD NUMBER: 81-02-06 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-9 Series Airplane ACTION: SUMMARY: DATES: Effective April 1, 1981. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 81-02-06 MCDONNELL DOUGLAS: Amendment 39-4020. Model DC-9 series airplane equipped with an upper main cargo door; certificated in all categories. Compliance required as indicated, unless already accomplished. To prevent stress corrosion of the upper cargo door spool fitting attach bolts accomplish the following: (a) For fuselage numbers 0 through 675, within 12 months after the effective date of this AD, inspect, lubricate, replace as necessary, and seal the latch spool fitting attach bolts in accordance with a method approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Douglas Aircraft Company Service Bulletin DC-9 SB 52-119, dated October 28, 1980, has been approved as a means of compliance with this requirement.) (b) For fuselage numbers 676 and subsequent and those airplanes modified in accordance with Douglas Aircraft Company DC-9 AOL 9-833A, dated April 2, 1979, within 24 months after the effective date of this AD, inspect, lubricate, replace as necessary, and seal the upper cargo door latch spool fitting attach bolts in accordance with a method approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Accomplishment of the instructions set forth in Part 2, Group II, Paragraph C of Douglas Aircraft Service Bulletin DC-9 SB 52-119 has been approved as a means of compliance with this requirement.) (c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes unpressurized to a base for the accomplishment of inspections/modifications required by this AD. This amendment becomes effective April 1, 1981. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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