AD 84-19-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Twin Commander Aircraft LLC | 690 | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 690A | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 690B | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 690C | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 690D | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 695 | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 695A | Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes |
Unsafe Condition
Failure of the engine mount systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 50 hours time-in-service after the effective date, inspect and modify the engine mount systems per Gulfstream SB201. Flights to a location for compliance may be conducted under FAR 21.197. Equivalent methods may be used if approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 hours time-in-service after the effective date of this AD
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Affected Aircraft
Gulfstream Model 690, 690A, 690B, 690C, 690D, 695, and 695A series airplanes with specific serial ranges as listed in the AD text.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Engine Mount Systems
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_84-19-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-19-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes Subject: Engine Mount Systems Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/08/1984 Make: Twin Commander Aircraft LLC Model: 690 | 690A | 690B | 690C | 690D | 695 | 695A 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: 84-19-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4925 AD NUMBER: 84-19-05 SUBJECT HEADING: Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes ACTION: SUMMARY: DATES: Effective October 8, 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-19-05 GULFSTREAM AEROSPACE CORPORATION: Amendment 39-4925. Applies to Models 690 and 690A, (S/Ns 11001 through 11284 which have had engine isolator assemblies replaced after July 28, 1975); 690A (S/Ns 11285 through 11344); 690B (S/Ns 11350 through 11566); 690C (S/Ns 11600 through 11732); 690D (S/Ns 15001 through 15033 and 15037); 695 (S/Ns 95000 through 95084); 695A (S/Ns 96001 through 96061, 96063 through 96072, 96075, 96078, 96085, and 96088) airplanes certificated in any category. Compliance: Required as indicated, unless already accomplished. To prevent failure of the engine mount systems accomplish the following: (a) Within 50 hours time-in-service after the effective date of this AD, inspect and modify, if required, the engine mount systems in accordance with Gulfstream Aerospace Corporation Service Bulletin SB201 issued May 11, 1984. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent method of compliance with this AD may be used if approved by the Manager, Airplane Certification Branch, ASW-150, FAA, Southwest Region, Post Office Box 1689, Fort Worth, Texas 76101; telephone (817) 877-2070. This amendment becomes effective on October 8, 1984. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_84-19-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-19-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes Subject: Engine Mount Systems Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/08/1984 Make: Twin Commander Aircraft LLC Model: 690 | 690A | 690B | 690C | 690D | 695 | 695A 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: 84-19-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4925 AD NUMBER: 84-19-05 SUBJECT HEADING: Airworthiness Directives; Gulfstream Model 690, 690A, 690B, 690C, 690D, 695 and 695A Series Airplanes ACTION: SUMMARY: DATES: Effective October 8, 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-19-05 GULFSTREAM AEROSPACE CORPORATION: Amendment 39-4925. Applies to Models 690 and 690A, (S/Ns 11001 through 11284 which have had engine isolator assemblies replaced after July 28, 1975); 690A (S/Ns 11285 through 11344); 690B (S/Ns 11350 through 11566); 690C (S/Ns 11600 through 11732); 690D (S/Ns 15001 through 15033 and 15037); 695 (S/Ns 95000 through 95084); 695A (S/Ns 96001 through 96061, 96063 through 96072, 96075, 96078, 96085, and 96088) airplanes certificated in any category. Compliance: Required as indicated, unless already accomplished. To prevent failure of the engine mount systems accomplish the following: (a) Within 50 hours time-in-service after the effective date of this AD, inspect and modify, if required, the engine mount systems in accordance with Gulfstream Aerospace Corporation Service Bulletin SB201 issued May 11, 1984. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent method of compliance with this AD may be used if approved by the Manager, Airplane Certification Branch, ASW-150, FAA, Southwest Region, Post Office Box 1689, Fort Worth, Texas 76101; telephone (817) 877-2070. This amendment becomes effective on October 8, 1984. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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