AD 69-03-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Slingsby Aviation Ltd. | Type T.53.B. | Airworthiness Directives; Slingsby Model T.53B Gliders |
Unsafe Condition
Interference between the elevator control lever and its support bracket P/N 53B-10-81
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Required Actions
Replace bracket P/N 53B-10-81 with new bracket P/N 53B-10-1117 following Slingsby Technical Instruction No. 36 (November 1968) or an FAA-approved equivalent.
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Compliance Time
within the next 25 hours' time in service after the effective date of this AD
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Affected Aircraft
Slingsby Aviation Ltd. Model T.53.B Gliders
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Federal Register Abstract
Elevator Control Bracket
Applicability Source Text
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AD Final Rules - DRS_69-03-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-03-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Slingsby Model T.53B Gliders Subject: Elevator Control Bracket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/14/1969 Make: Slingsby Aviation Ltd. Model: Type T.53.B. Product Type: Aircraft Product Subtype: Glider Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-03-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-721 AD NUMBER: 69-03-04 SUBJECT HEADING: Airworthiness Directives; Slingsby Model T.53B Gliders ACTION: SUMMARY: DATES: Effective February 14, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-03-04 SLINGSBY: Amdt. 39-721. Applies to Slingsby Model T.53B Gliders. Compliance required within the next 25 hours' time in service after the effective date of this AD, unless already accomplished. To prevent interference between the elevator control lever and its support bracket, replace the existing bracket P/N 53B-10-81 with new bracket P/N 53B-10-1117 in accordance with Slingsby Technical Instruction No. 36, dated November 1968, or later ARB-approved issued or an FAA approved equivalent. This amendment becomes effective February 14, 1969. FOOTER:
Document Text
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AD Final Rules - DRS_69-03-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-03-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Slingsby Model T.53B Gliders Subject: Elevator Control Bracket Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/14/1969 Make: Slingsby Aviation Ltd. Model: Type T.53.B. Product Type: Aircraft Product Subtype: Glider Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-03-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-721 AD NUMBER: 69-03-04 SUBJECT HEADING: Airworthiness Directives; Slingsby Model T.53B Gliders ACTION: SUMMARY: DATES: Effective February 14, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-03-04 SLINGSBY: Amdt. 39-721. Applies to Slingsby Model T.53B Gliders. Compliance required within the next 25 hours' time in service after the effective date of this AD, unless already accomplished. To prevent interference between the elevator control lever and its support bracket, replace the existing bracket P/N 53B-10-81 with new bracket P/N 53B-10-1117 in accordance with Slingsby Technical Instruction No. 36, dated November 1968, or later ARB-approved issued or an FAA approved equivalent. This amendment becomes effective February 14, 1969. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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Related Airworthiness Directives
85-12-10
final ruleAirworthiness Directives; SLINGSBY SAILPLANES Model T.53.B Gliders
Unsafe Condition: Structural failure due to fatigue cracks in the welded frame P/N T53B-1079 and aft brackets (P/N T53B-10-168, Issue 1-4 or 5) and metal lugs/channel section on fuselage frame No. 6.
69-19-04
final ruleAirworthiness Directives; Slingsby Model T.53B Gliders
Unsafe Condition: Incorrect tailplane incidence during aero-towing could prevent proper glider trimming.
69-11-07
final ruleAirworthiness Directives; Slingsby Model T.53.B Gliders
Unsafe Condition: The fuselage center section structure may fail due to fatigue cracking.