AD 69-11-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Slingsby Aviation Ltd. | Type T.53.B. | Airworthiness Directives; Slingsby Model T.53.B Gliders |
Unsafe Condition
The fuselage center section structure may fail due to fatigue cracking.
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Required Actions
Modify the fuselage center section structure in accordance with Slingsby Technical Instruction No. 39, dated March 1969, or later ARB-approved issue or FAA-approved equivalent.
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Compliance Time
before further flight after the effective date of this AD
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Affected Aircraft
Slingsby Aviation Ltd. Model T.53.B Gliders, all serial numbers.
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Federal Register Abstract
Fuselage Center Section
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_69-11-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-11-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Slingsby Model T.53.B Gliders Subject: Fuselage Center Section Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/02/1969 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 Model: Type T.53.B. Product Type: Aircraft Product Subtype: Glider Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-11-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-771 AD NUMBER: 69-11-07 SUBJECT HEADING: Airworthiness Directives; Slingsby Model T.53.B Gliders ACTION: SUMMARY: DATES: Effective June 2, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-11-07 SLINGSBY: Amdt. 39-771. Applies to all Slingsby Model T.53.B Gliders. Before further flight after the effective date of this AD, modify the fuselage center section structure in accordance with Slingsby Technical Instruction No. 39, dated March 1969, or later ARB-approved issue or FAA-approved equivalent. This amendment becomes effective June 2, 1969. FOOTER:
Document Text
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AD Final Rules - DRS_69-11-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-11-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Slingsby Model T.53.B Gliders Subject: Fuselage Center Section Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/02/1969 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: 69-11-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-771 AD NUMBER: 69-11-07 SUBJECT HEADING: Airworthiness Directives; Slingsby Model T.53.B Gliders ACTION: SUMMARY: DATES: Effective June 2, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-11-07 SLINGSBY: Amdt. 39-771. Applies to all Slingsby Model T.53.B Gliders. Before further flight after the effective date of this AD, modify the fuselage center section structure in accordance with Slingsby Technical Instruction No. 39, dated March 1969, or later ARB-approved issue or FAA-approved equivalent. This amendment becomes effective June 2, 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.
69-03-04
final ruleAirworthiness Directives; Slingsby Model T.53B Gliders
Unsafe Condition: Interference between the elevator control lever and its support bracket P/N 53B-10-81
