AD 67-23-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Tost | Glider Tow Couplings | Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B Gliders |
| appliance | Tost | Glider Tow Couplings | Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B Gliders |
Unsafe Condition
The bracket type automatic releases of the Tost Type Universal 53 Glider Tow Couplings may fail to safely reduce release load on the glider coupling when the tow cable imposes asymmetrical loads.
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Required Actions
Replace the bracket type automatic releases with ring type automatic releases conforming to Luftfahrt-Bundesamt approved type certificate 60.290/11 or later approved issue, or FAA-approved equivalent, in accordance with Tost Modification No. 2/65 or FAA-approved equivalent.
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Compliance Time
within the next 100 hours' time in service after the effective date of this AD
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Affected Aircraft
Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B Gliders
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Federal Register Abstract
Glider Tow Couplings
Applicability Source Text
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AD Final Rules - DRS_67-23-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 67-23-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial...Show more Subject: Glider Tow Couplings Status: Current Citation: Federal Register: July 20, 1967 Citation Publish Date: 07/20/1967 Effective Date: 08/19/1967 Make: Tost Model: Glider Tow Couplings Product Type: Appliance Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 67-23-07 CITATION: [Federal Register: July 20, 1967] PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-449 AD NUMBER: 67-23-07 SUBJECT HEADING: Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B Gliders ACTION: SUMMARY: DATES: Effective August 19, 1967. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 67-23-07 TOST: Amdt. No. 39-449, Part 39, Federal Register July 20, 1967. Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B gliders. Compliance required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished. To reduce the release load on the glider coupling when the tow cable imposes asymmetrical loads, replace, in accordance with Tost Modification No. 2/65, dated November 9, 1965, or FAA-approved equivalent, the bracket type automatic releases of the tow coupling with ring type automatic releases that conform to the Luftfahrt-Bundesamt approved type certificate 60.290/11 or later approved issue, or FAA-approved equivalent. This amendment effective August 19, 1967. FOOTER:
Document Text
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AD Final Rules - DRS_67-23-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 67-23-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial...Show more Subject: Glider Tow Couplings Status: Current Citation: Federal Register: July 20, 1967 Citation Publish Date: 07/20/1967 Effective Date: 08/19/1967 Make: Tost Model: Glider Tow Couplings Product Type: Appliance Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 67-23-07 CITATION: [Federal Register: July 20, 1967] PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-449 AD NUMBER: 67-23-07 SUBJECT HEADING: Airworthiness Directives; TOST: Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B Gliders ACTION: SUMMARY: DATES: Effective August 19, 1967. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 67-23-07 TOST: Amdt. No. 39-449, Part 39, Federal Register July 20, 1967. Applies to Tost Type Universal 53 Glider Tow Couplings with Serial Numbers 1 through 29999, Installed on Schempp-Hirth Models Standard Austria S, SH, and SH-1; Scheibe Flugzeugbau Models L-Spatz 55, Bergfalke II 55, and SF 26A; and Alexander Schleicher Models Ka 6 CR, Ka 6 E, K 7, and K 8 B gliders. Compliance required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished. To reduce the release load on the glider coupling when the tow cable imposes asymmetrical loads, replace, in accordance with Tost Modification No. 2/65, dated November 9, 1965, or FAA-approved equivalent, the bracket type automatic releases of the tow coupling with ring type automatic releases that conform to the Luftfahrt-Bundesamt approved type certificate 60.290/11 or later approved issue, or FAA-approved equivalent. This amendment effective August 19, 1967. FOOTER:
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Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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