AD 81-04-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Gulfstream Aerospace Corporation | G-159 | Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Model G-159 Airplanes |
Unsafe Condition
Possible operation at degraded performance levels due to inaccurate performance data presented in the AFM.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Incorporate FAA approved Gulfstream I (G-159) Interim Revisions 23-5 and 23-6 into the AFM within 25 hours time in service after the effective date. These interim revisions may be removed when FAA approved Revision 24 is incorporated.
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Compliance Time
Within 25 hours time in service after the effective date of this AD
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Affected Aircraft
All Gulfstream I (G-159) airplanes certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Incorporation Of AFM Revisions
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_81-04-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 81-04-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Model G-159 Airplanes Subject: Incorporation Of AFM Revisions Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/12/1981 Make: Gulfstream Aerospace Corporation Model: G-159 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 81-04-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4035 AD NUMBER: 81-04-02 SUBJECT HEADING: Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Model G-159 Airplanes ACTION: SUMMARY: DATES: Effective February 12, 1981. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 81-04-02 GULFSTREAM AMERICAN CORPORATION: Amendment 39-4035. Applies to all Gulfstream I (G-159) airplanes certificated in all categories. Compliance is required as indicated, unless already accomplished. To prevent possible operation at degraded performance levels due to inaccurate performance data presented in the AFM, accomplish the following: (a) Within 25 hours time in service after the effective date of this AD, incorporate FAA approved Gulfstream I (G-159) Interim Revisions 23-5, dated October 30, 1980, and 23-6, dated November 28, 1980, into the AFM and operate the airplane accordingly. (b) These interim revisions may be removed from Gulfstream I (G-159) AFM when FAA approved Revision 24 is incorporated. An equivalent means of compliance may be approved by the Chief, Engineering and Manufacturing Branch, ASO-210, FAA, Southern Region, P.O. Box 20636, Atlanta, Georgia 30320. This amendment becomes effective February 12, 1981. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_81-04-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 81-04-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Model G-159 Airplanes Subject: Incorporation Of AFM Revisions Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/12/1981 Make: Gulfstream Aerospace Corporation Model: G-159 Product Type: Aircraft Product Subtype: Large 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: 81-04-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4035 AD NUMBER: 81-04-02 SUBJECT HEADING: Airworthiness Directives; GULFSTREAM AMERICAN CORPORATION Model G-159 Airplanes ACTION: SUMMARY: DATES: Effective February 12, 1981. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 81-04-02 GULFSTREAM AMERICAN CORPORATION: Amendment 39-4035. Applies to all Gulfstream I (G-159) airplanes certificated in all categories. Compliance is required as indicated, unless already accomplished. To prevent possible operation at degraded performance levels due to inaccurate performance data presented in the AFM, accomplish the following: (a) Within 25 hours time in service after the effective date of this AD, incorporate FAA approved Gulfstream I (G-159) Interim Revisions 23-5, dated October 30, 1980, and 23-6, dated November 28, 1980, into the AFM and operate the airplane accordingly. (b) These interim revisions may be removed from Gulfstream I (G-159) AFM when FAA approved Revision 24 is incorporated. An equivalent means of compliance may be approved by the Chief, Engineering and Manufacturing Branch, ASO-210, FAA, Southern Region, P.O. Box 20636, Atlanta, Georgia 30320. This amendment becomes effective February 12, 1981. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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