AD 47-47-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 35 | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35-33 | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35-A33 | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35-B33 | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35-C33 | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35-C33A | Airworthiness Directives; Beech Model 35 Airplanes |
| aircraft | Textron Aviation Inc. | 35R | Airworthiness Directives; Beech Model 35 Airplanes |
Unsafe Condition
The top carburetor baffle may cut through the aluminum alloy fuel line between the engine driven fuel pump and the carburetor due to insufficient clearance.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove the rubber grommet in the top carburetor baffle, enlarge the cut out in the baffle to allow a minimum of 1/2 inch clearance between the fuel line and baffle. Inspect the fuel line for chafing or wear and replace with Beech P/N 35-924058 or equivalent if necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
as soon as possible but not later than January 15, 1948
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Beech Model 35 Serial Numbers D210 to D558 Inclusive, D560 to D574 Inclusive, D580 to D668 Inclusive, and D670 to D678 Inclusive
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Fuel Line Chafing
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_47-47-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 47-47-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Beech Model 35 Airplanes Subject: Fuel Line Chafing Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Textron Aviation Inc. Model: 35 | 35-33 | 35-A33 | 35-B33 | 35-C33 | 35-C33A | 35R Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 47-47-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 47-47-08 SUBJECT HEADING: Airworthiness Directives; Beech Model 35 Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 47-47-08 BEECH: (Was Mandatory Note 2 of AD-777-1.) Applies to Model 35 Serial Numbers D210 to D558 Inclusive, D560 to D574 Inclusive, D580 to D668 Inclusive, and D670 to D678 Inclusive. Compliance required as soon as possible but not later than January 15, 1948. To prevent the top carburetor baffle from cutting through the aluminum alloy fuel line located between the engine driven fuel pump and the carburetor, remove the rubber grommet in this baffle and enlarge the cut out in the baffle for the grommet to permit a minimum of 1/2 inch clearance between the fuel line and the baffle. No grommet is required for the above modification. Inspect the fuel line for chafing or wear at the point where the line passes through the baffle. If necessary, replace the line with a new part, Beech P/N 35-924058 or the equivalent. (Beech Service Bulletin No. 35-4 covers this same subject.) FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_47-47-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 47-47-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Beech Model 35 Airplanes Subject: Fuel Line Chafing Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Textron Aviation Inc. Model: 35 | 35-33 | 35-A33 | 35-B33 | 35-C33 | 35-C33A | 35R 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: 47-47-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 47-47-08 SUBJECT HEADING: Airworthiness Directives; Beech Model 35 Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 47-47-08 BEECH: (Was Mandatory Note 2 of AD-777-1.) Applies to Model 35 Serial Numbers D210 to D558 Inclusive, D560 to D574 Inclusive, D580 to D668 Inclusive, and D670 to D678 Inclusive. Compliance required as soon as possible but not later than January 15, 1948. To prevent the top carburetor baffle from cutting through the aluminum alloy fuel line located between the engine driven fuel pump and the carburetor, remove the rubber grommet in this baffle and enlarge the cut out in the baffle for the grommet to permit a minimum of 1/2 inch clearance between the fuel line and the baffle. No grommet is required for the above modification. Inspect the fuel line for chafing or wear at the point where the line passes through the baffle. If necessary, replace the line with a new part, Beech P/N 35-924058 or the equivalent. (Beech Service Bulletin No. 35-4 covers this same subject.) 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.
Related Airworthiness Directives
2025-07-01
final ruleAirworthiness Directives; Thommen Aircraft Equipment AG Digital Air Data Computers
Unsafe Condition: Occurrences of AC32 Digital ADCs that stopped functioning due to the power module failing at temperatures below -20 degrees Celsius.
2024-14-03
final ruleAirworthiness Directives; Various Airplanes
Unsafe Condition: an un-commanded automatic pitch trim runaway when the autopilot was first engaged, which could result in un-commanded automatic pitch trim runaway and loss of control of the airplane.
2023-09-09 Recurring
final ruleAirworthiness Directives; Various Airplanes, Helicopters, and Engines
Unsafe Condition: Multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust housing flange.
2023-10-02
final ruleAirworthiness Directives; Transport and Commuter Category Airplanes
Unsafe Condition: Radio altimeter anomalies that are undetected by the automation or pilot, particularly close to the ground (e.g., landing flare), could lead to loss of continued safe flight and landing. Additional...