AD 72-16-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric Company | CF6-6D | GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines |
| engine | General Electric Company | CF6-6D1 | GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines |
Unsafe Condition
Cracking and possible failure of stage 2 high pressure turbine discs
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Required Actions
Remove from service stage 2 high pressure turbine discs Part No. 9687M40P03, P04, P05, or P06 prior to reaching a life limit of 2100 cycles.
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Compliance Time
Effective August 8, 1972
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Affected Aircraft
General Electric Models CF6-6D and CF6-6D1 engines with stage 2 high pressure turbine discs Part No. 9687M40P03, P04, P05, or P06
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Federal Register Abstract
Turbine Discs
Applicability Source Text
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AD Final Rules - DRS_72-16-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 72-16-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines Subject: Turbine Discs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/08/1972 Make: General Electric Company Model: CF6-6D | CF6-6D1 Product Type: Engine Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 72-16-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1495 AD NUMBER: 72-16-03 SUBJECT HEADING: GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines ACTION: SUMMARY: DATES: Effective August 8, 1972. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 72-16-03 GENERAL ELECTRIC: Amendment 39-1495. Applies to Models CF6-6D and CF6-6D1 turbofan engines. Compliance required as indicated. To prevent cracking and possible failure of stage 2 high pressure turbine discs, unless already accomplished, remove from service stage 2 high pressure turbine discs Part No. 9687M40P03, P04, P05, or P06 prior to reaching a life limit of 2100 cycles. For the purposes of this AD, the definition of cycles is that appearing in the CF6 Shop Manual GEK 9266 Section 72-00-00 Inspection page 301. (General Electric Alert Service Bulletin CF6 72-320 pertains to this subject.) This amendment is effective August 8, 1972. FOOTER:
Document Text
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AD Final Rules - DRS_72-16-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 72-16-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines Subject: Turbine Discs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/08/1972 Make: General Electric Company Model: CF6-6D | CF6-6D1 Product Type: Engine Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 72-16-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1495 AD NUMBER: 72-16-03 SUBJECT HEADING: GENERAL ELECTRIC Models CF6-6D and CF6-6D1 Engines ACTION: SUMMARY: DATES: Effective August 8, 1972. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 72-16-03 GENERAL ELECTRIC: Amendment 39-1495. Applies to Models CF6-6D and CF6-6D1 turbofan engines. Compliance required as indicated. To prevent cracking and possible failure of stage 2 high pressure turbine discs, unless already accomplished, remove from service stage 2 high pressure turbine discs Part No. 9687M40P03, P04, P05, or P06 prior to reaching a life limit of 2100 cycles. For the purposes of this AD, the definition of cycles is that appearing in the CF6 Shop Manual GEK 9266 Section 72-00-00 Inspection page 301. (General Electric Alert Service Bulletin CF6 72-320 pertains to this subject.) This amendment is effective August 8, 1972. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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