AD 48-50-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Martin-Marietta Corporation | 202 | Martin Model 202 Aircraft |
Unsafe Condition
Failure of the stabilizer and wing flap torque tube systems due to lack of guards at joints, which could result in loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install guards at joints of the stabilizer and wing flap torque tube systems in accordance with Martin Service Bulletin No. 72 dated October 22, 1948, or equivalent method.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to reinstalling autopilot servo control systems
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Martin-Marietta Corporation Model 202 Aircraft
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Control System Guards
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_48-50-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-50-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Martin Model 202 Aircraft Subject: Control System Guards Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 48-50-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-50-03 SUBJECT HEADING: Martin Model 202 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-50-03 MARTIN: Applies to Model 202 Aircraft. Compliance required prior to reinstalling autopilot servo control systems. Provide guards at joints of the stabilizer and wing flap torque tube systems in accordance with, or equivalent to, Martin Service Bulletin No. 72, dated October 22, 1948. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_48-50-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-50-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Martin Model 202 Aircraft Subject: Control System Guards Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 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: 48-50-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-50-03 SUBJECT HEADING: Martin Model 202 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-50-03 MARTIN: Applies to Model 202 Aircraft. Compliance required prior to reinstalling autopilot servo control systems. Provide guards at joints of the stabilizer and wing flap torque tube systems in accordance with, or equivalent to, Martin Service Bulletin No. 72, dated October 22, 1948. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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