AD 77-08-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 337 | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337A | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337B | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337C | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337D | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337E | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337F | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337G | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | 337H | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | M337B | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337B | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337C | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337D | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337E | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337F | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337G | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337H | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
| aircraft | Cessna Aircraft Company | T337H-SP | Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes |
Unsafe Condition
The possibility of single engine takeoffs occurring, which could lead to unsafe flight conditions.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a Cessna P/N 1400019-77 placard right of the tachometer instrument with the specified wording. Operate the aircraft in accordance with the new limitation. Equivalent methods must be approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 25 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
Cessna Models 337 Series (Serial Numbers 337-0002 thru 33701783), T337 Series (Serial Numbers 337-0001, 337-0526 thru 33701398 and P3370001 thru P3370271), and M337 Series (Serial Numbers 337-M0001 thru 337-M0467)
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Single Engine Takeoffs
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_77-08-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-08-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes Subject: Single Engine Takeoffs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/28/1977 Make: Cessna Aircraft Company Model: 337 | 337A | 337B | 337C | 337D | 337E | 337F | 337G | 337H | M337B | T337B | T337C | T337D | T337E ...Show more Product Type: Aircraft Product Subtype: Small 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: 77-08-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2876 AD NUMBER: 77-08-05 SUBJECT HEADING: Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes ACTION: SUMMARY: DATES: Effective April 28, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-08-05 CESSNA: Amendment 39-2876. Applies to 337 Series (Serial Numbers 337-0002 thru 33701783), T337 Series (Serial Numbers 337-0001, 337-0526 thru 33701398 and P3370001 thru P3370271) and M337 Series (Serial Numbers 337-M0001 thru 337-M0467) airplanes. Compliance: Required as indicated, unless already accomplished. To prevent single engine takeoffs, within the next 25 hours' time in service after the effective date of this AD, accomplish the following: A) Install a Cessna P/N 1400019-77 placard right of the tachometer instrument which reads as follows: "DO NOT INITIATE SINGLE ENGINE TAKEOFF" and operate the aircraft in accordance with this limitation. B) Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. C) Cessna Service Letter ME77-8, dated March 28, 1977, or later approved revisions pertains to the subject matter of this AD. This amendment becomes effective April 28, 1977. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_77-08-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-08-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes Subject: Single Engine Takeoffs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/28/1977 Make: Cessna Aircraft Company Model: 337 | 337A | 337B | 337C | 337D | 337E | 337F | 337G | 337H | M337B | T337B | T337C | T337D | T337E ...Show more Product Type: Aircraft Product Subtype: Small 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: 77-08-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2876 AD NUMBER: 77-08-05 SUBJECT HEADING: Airworthiness Directives; CESSNA Models 337 Series, T337 Series and M337 Series Airplanes ACTION: SUMMARY: DATES: Effective April 28, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-08-05 CESSNA: Amendment 39-2876. Applies to 337 Series (Serial Numbers 337-0002 thru 33701783), T337 Series (Serial Numbers 337-0001, 337-0526 thru 33701398 and P3370001 thru P3370271) and M337 Series (Serial Numbers 337-M0001 thru 337-M0467) airplanes. Compliance: Required as indicated, unless already accomplished. To prevent single engine takeoffs, within the next 25 hours' time in service after the effective date of this AD, accomplish the following: A) Install a Cessna P/N 1400019-77 placard right of the tachometer instrument which reads as follows: "DO NOT INITIATE SINGLE ENGINE TAKEOFF" and operate the aircraft in accordance with this limitation. B) Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. C) Cessna Service Letter ME77-8, dated March 28, 1977, or later approved revisions pertains to the subject matter of this AD. This amendment becomes effective April 28, 1977. 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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