AD 50-42-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | A35 | Airworthiness Directives; Beech Model A35 Airplanes |
Unsafe Condition
The noncambered elevator tabs may fail to provide adequate control authority, leading to potential loss of longitudinal stability during flight.
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Required Actions
Replace noncambered elevator tabs with cambered tabs P/N 35-660040-52 and -53, or revise loading schedules and Airplane Flight Manual to restrict rear c.g. limits as specified.
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Compliance Time
at next 100 hours inspection but not later than November 15, 1950
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Affected Aircraft
Beech Model A35 Aircraft, Serial Numbers D-1501 to D-2200 Inclusive Not Having the Cambered Elevator Tabs Installed
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Federal Register Abstract
Elevator Tab Replacement
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_50-42-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 50-42-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Beech Model A35 Airplanes Subject: Elevator Tab Replacement Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Textron Aviation Inc. Model: A35 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 50-42-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 50-42-01 SUBJECT HEADING: Airworthiness Directives; Beech Model A35 Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 50-42-01 BEECH: Applies to Model A35 Aircraft, Serial Numbers D-1501 to D-2200 Inclusive Not Having the Cambered Elevator Tabs Installed. Compliance required at next 100 hours inspection but not later than November 15, 1950. All aircraft should be modified as follows: (1) Replace the elevator tabs (noncambered) with cambered tabs (lower surface cambered) P/N 35-660040-52 and -53 or, (2) Restrict rear c.g. limit by appropriate revisions to loading schedules and Airplane Flight Manual to comply with the following c.g. limits: (plus 83.7) to (plus 84.4) at 2,650 pounds (plus 75.9) to (plus 84.4) at 2,140 pounds or less Straight line variation between forward c.g. limits. (Beech Service Bulletin No. A35-8 dated April 3, 1950, covers this same subject.) FOOTER:
Document Text
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AD Final Rules - DRS_50-42-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 50-42-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Beech Model A35 Airplanes Subject: Elevator Tab Replacement Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Textron Aviation Inc. Model: A35 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: 50-42-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 50-42-01 SUBJECT HEADING: Airworthiness Directives; Beech Model A35 Airplanes ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 50-42-01 BEECH: Applies to Model A35 Aircraft, Serial Numbers D-1501 to D-2200 Inclusive Not Having the Cambered Elevator Tabs Installed. Compliance required at next 100 hours inspection but not later than November 15, 1950. All aircraft should be modified as follows: (1) Replace the elevator tabs (noncambered) with cambered tabs (lower surface cambered) P/N 35-660040-52 and -53 or, (2) Restrict rear c.g. limit by appropriate revisions to loading schedules and Airplane Flight Manual to comply with the following c.g. limits: (plus 83.7) to (plus 84.4) at 2,650 pounds (plus 75.9) to (plus 84.4) at 2,140 pounds or less Straight line variation between forward c.g. limits. (Beech Service Bulletin No. A35-8 dated April 3, 1950, covers this same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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