AD 61-08-02
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Rupert Parachute Company | Safety Belts | Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts |
| appliance | Rupert Parachute Company | Safety Belts | Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts |
Unsafe Condition
Recurring instances of Rupert belt assemblies slipping under low tension loads due to deficiencies in belt assemblies manufactured under TSO-C22 standards.
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Required Actions
Replace three bar slide length adjustors with new Rupert R-60 adjustors having thicknesses greater than 0.120. Measure the distance between the crests of the outermost serrations on the buckle tongue; if 5/16 inch or less, replace the tongue to achieve at least 3/8 inch distance.
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Compliance Time
within the next 75 hours of time in service after the effective date of this AD
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Affected Aircraft
Rupert Parachute Company models 50, N50, 65, 80, and S-2194 Safety Belts except those with Cam Clasps marked Cummings & Sander, Division of American Safety Equipment Corporation, P/N M 4090.
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Federal Register Abstract
Safety Belts
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_61-08-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 61-08-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, ...Show more Subject: Safety Belts Status: Current Citation: (Federal Register: April 15, 1961) Citation Publish Date: 04/15/1961 Effective Date: 10/26/1976 Make: Rupert Parachute Company Model: Safety Belts Product Type: Appliance Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 61-08-02 CITATION: [Federal Register: April 15, 1961] PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2751 AD NUMBER: 61-08-02 SUBJECT HEADING: Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts ACTION: SUMMARY: DATES: Effective October 26, 1976. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 61-08-02 RUPERT: Amendment 275 Part 507 Federal Register April 15, 1961 as amended by Amendment 39-2751. Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts, except those that contain Cam Clasps marked Cummings & Sander, Division of American Safety Equipment Corporation, P/N M 4090. Compliance required within the next 75 hours of time in service after the effective date of this AD. Recurring instances have been reported wherein Rupert belt assemblies have slipped under low tension loads. Accordingly, it has been determined by test the Rupert safety belt assemblies manufactured under Technical Standard Order C22 standards are deficient and must either be replaced with belt assemblies that conform to TSO-C22 standards or be reworked by accomplishing the following: (a) Remove all of the three bar slide length adjustors and replace them with new Rupert R-60 adjustors. Replacement adjustors will have thicknesses greater than 0.120. (b) Measure the distance between the crests of the outermost serrations on the tongue of the buckle. (See Figure 1.) If this distance measures 5/16 inch or less the buckle shall be reworked by replacing the tongue with one in which this distance is at least 3/8 inch. (Rupert Service Bulletin No. 101 covers this same subject.) Amendment 275 Part 507 Federal Register April 15, 1961 became effective May 16, 1961. This Amendment 39-2751 becomes effective October 26, 1976. FOOTER:
Document Text
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AD Final Rules - DRS_61-08-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 61-08-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, ...Show more Subject: Safety Belts Status: Current Citation: (Federal Register: April 15, 1961) Citation Publish Date: 04/15/1961 Effective Date: 10/26/1976 Make: Rupert Parachute Company Model: Safety Belts 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: 61-08-02 CITATION: [Federal Register: April 15, 1961] PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2751 AD NUMBER: 61-08-02 SUBJECT HEADING: Airworthiness Directives; RUPERT: Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts ACTION: SUMMARY: DATES: Effective October 26, 1976. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 61-08-02 RUPERT: Amendment 275 Part 507 Federal Register April 15, 1961 as amended by Amendment 39-2751. Applies to All Aircraft Equipped With Rupert Models 50, N50, 65, 80, and S-2194 Safety Belts, except those that contain Cam Clasps marked Cummings & Sander, Division of American Safety Equipment Corporation, P/N M 4090. Compliance required within the next 75 hours of time in service after the effective date of this AD. Recurring instances have been reported wherein Rupert belt assemblies have slipped under low tension loads. Accordingly, it has been determined by test the Rupert safety belt assemblies manufactured under Technical Standard Order C22 standards are deficient and must either be replaced with belt assemblies that conform to TSO-C22 standards or be reworked by accomplishing the following: (a) Remove all of the three bar slide length adjustors and replace them with new Rupert R-60 adjustors. Replacement adjustors will have thicknesses greater than 0.120. (b) Measure the distance between the crests of the outermost serrations on the tongue of the buckle. (See Figure 1.) If this distance measures 5/16 inch or less the buckle shall be reworked by replacing the tongue with one in which this distance is at least 3/8 inch. (Rupert Service Bulletin No. 101 covers this same subject.) Amendment 275 Part 507 Federal Register April 15, 1961 became effective May 16, 1961. This Amendment 39-2751 becomes effective October 26, 1976. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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