AD 57-10-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Mooney Aviation Company Inc | M20 | Airworthiness Directives; Mooney Model M-20 Aircraft |
Unsafe Condition
Cracks have been reported in the main landing gear retracting bellcrank bracket P/N 5035, which can result in failure and jamming of the elevator control system.
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Required Actions
Replace bracket P/N 5035 with redesigned brackets P/N 5101, which have a 0.095 inch wall tubing, and incorporate a reinforcing angle and cross member as specified.
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Compliance Time
As soon as practicable but not later than July 1, 1957.
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Affected Aircraft
Mooney Model M-20 Aircraft Serial Numbers 1002 Through 1126 incorporating Main Landing Gear Retracting Bellcrank Bracket P/N 5035.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Landing Gear Bellcrank Bracket
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_57-10-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 57-10-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M-20 Aircraft Subject: Landing Gear Bellcrank Bracket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Mooney Aviation Company Inc Model: M20 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 57-10-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 57-10-01 SUBJECT HEADING: Airworthiness Directives; Mooney Model M-20 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 57-10-01 MOONEY: Applies to Model M-20 Aircraft Serial Numbers 1002 Through 1126 Incorporating Main Landing Gear Retracting Bellcrank Bracket P/N 5035. To be accomplished as soon as practicable but not later than July 1, 1957. Cracks have been reported in the main landing gear retracting bellcrank bracket P/N 5035. In one case complete failure of the bracket resulted in jamming the elevator control system. Therefore, it is required that bracket PN 5035 be replaced by new redesigned brackets P/N 5101 which have a 0.095 inch wall tubing. The revised retracting bellcrank bracket P/N 5101 incorporated a reinforcing angle at the lower front corner and a cross member between the gear bungee fittings. (Mooney Service Letter 20-22 covers this same subject.) FOOTER:
Document Text
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AD Final Rules - DRS_57-10-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 57-10-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M-20 Aircraft Subject: Landing Gear Bellcrank Bracket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Mooney Aviation Company Inc Model: M20 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: 57-10-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 57-10-01 SUBJECT HEADING: Airworthiness Directives; Mooney Model M-20 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 57-10-01 MOONEY: Applies to Model M-20 Aircraft Serial Numbers 1002 Through 1126 Incorporating Main Landing Gear Retracting Bellcrank Bracket P/N 5035. To be accomplished as soon as practicable but not later than July 1, 1957. Cracks have been reported in the main landing gear retracting bellcrank bracket P/N 5035. In one case complete failure of the bracket resulted in jamming the elevator control system. Therefore, it is required that bracket PN 5035 be replaced by new redesigned brackets P/N 5101 which have a 0.095 inch wall tubing. The revised retracting bellcrank bracket P/N 5101 incorporated a reinforcing angle at the lower front corner and a cross member between the gear bungee fittings. (Mooney Service Letter 20-22 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.
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