AD 52-11-01
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Kearns, Edward Scott | Trojan A-2 | Airworthiness Directives; Emigh Model Trojan A-2 Aircraft |
Unsafe Condition
Failure of the welded joint in the elevator control tube socket
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a 1/4-inch AN steel bolt through the elevator control tube socket with an elastic stop nut on both pilot's and passenger's sides, ensuring adequate clearance when the control stick is operated throughout its full range.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
August 1, 1952
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All Emigh Model Trojan A-2 aircraft
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Elevator Tube Socket
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_52-11-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 52-11-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Emigh Model Trojan A-2 Aircraft Subject: Elevator Tube Socket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Kearns, Edward Scott Model: Trojan A-2 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 52-11-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 52-11-01 SUBJECT HEADING: Airworthiness Directives; Emigh Model Trojan A-2 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 52-11-01 EMIGH: Applies to All Trojan A-2 Model Aircraft. Compliance required by August 1, 1952. As the result of a reported failure of the welded joint in the elevator control tube socket, the following, or equivalent, should be accomplished, to preclude the possibility of recurrence of this type failure: (a) Install a 1/4-inch AN steel bolt through the elevator control tube socket as shown in Figure 1 and secure with an elastic stop nut. Two installations will be necessary, one on the pilot's side and one on the passenger's. (b) Due to the limited amount of clearance, it is recommended that the bolts be installed in the direction and location as shown. Ascertain that adequate clearance is provided when the control stick is operated throughout its full range. FIGURE 1 FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_52-11-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 52-11-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Emigh Model Trojan A-2 Aircraft Subject: Elevator Tube Socket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Kearns, Edward Scott Model: Trojan A-2 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: 52-11-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 52-11-01 SUBJECT HEADING: Airworthiness Directives; Emigh Model Trojan A-2 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 52-11-01 EMIGH: Applies to All Trojan A-2 Model Aircraft. Compliance required by August 1, 1952. As the result of a reported failure of the welded joint in the elevator control tube socket, the following, or equivalent, should be accomplished, to preclude the possibility of recurrence of this type failure: (a) Install a 1/4-inch AN steel bolt through the elevator control tube socket as shown in Figure 1 and secure with an elastic stop nut. Two installations will be necessary, one on the pilot's side and one on the passenger's. (b) Due to the limited amount of clearance, it is recommended that the bolts be installed in the direction and location as shown. Ascertain that adequate clearance is provided when the control stick is operated throughout its full range. FIGURE 1 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.