AD 80-17-01

final rule

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

AD Number
80-17-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft flight control surface and actuator
Problem area Flight controls

Applicability

TypeManufacturerModelDetails
aircraft Nomad TC Pty Ltd N22B Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes
aircraft Nomad TC Pty Ltd N24A Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

Unsafe Condition

Failure of the universal joint in the rudder control torque shafts.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the left and right rudder control torque shaft universal joint (P/N MS20271B16) for defects in accordance with Government Factories Alert Service Bulletin ANMD 27-17 dated April 3, 1980, or an FAA-approved equivalent. Replace any defective universal joints with a new part of the same P/N before further flight, except as provided in paragraph (c) of this AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the next 25 hours time in service after the effective date of this AD unless already accomplished within the last 75 hours time in service, and thereafter at intervals not to exceed 100 hours time in service from the last inspection.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B (Serial Nos. N22B-5 and up) and N24A (Serial Nos. N24A-42 and up), certificated in all categories.

AI-generated summary from the source AD text. Verify against the official source before acting.

Federal Register Abstract

Rudder Control Torque Shaft

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_80-17-01.html
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AD Number:
80-17-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes
Subject:
Rudder Control Torque Shaft
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
08/18/1980
Make:
Nomad TC Pty Ltd
Model:
N22B | N24A
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: 80-17-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3870

AD NUMBER:   80-17-01

SUBJECT HEADING:   Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective August 18, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-17-01 GOVERNMENT AIRCRAFT FACTORIES (GAF): Amendment 39-3870. Applies to Models N22B (Serial Nos. N22B-5 and up) and N24A (Serial Nos. N24A-42 and up), certificated in all categories.
7
Compliance required within the next 25 hours time in service after the effective date of this AD unless already accomplished within the last 75 hours time in service, and thereafter at intervals not to exceed 100 hours time in service from the last inspection.

To prevent possible failure of the universal joint in the rudder control torque shafts, accomplish the following:

(a) Inspect the left and right rudder control torque shaft universal joint, P/N MS20271B16, for defects, in accordance with paragraph 5 of the Government Factories Alert Service Bulletin ANMD 27-17 dated April 3, 1980, or an FAA-approved equivalent.

(b) Replace any defective universal joints, P/N MS20271B16, with a new part of the same P/N in accordance with the Service Bulletin, before further flight, except as provided in paragraph (c) of this AD.

(c) Aircraft may be flown in accordance with FAR 21.197 and FAR 21.199 to a location where this replacement can be accomplished.

(d) For the purpose of this AD, an FAA-approved equivalent may be approved by the Chief, Engineering and Manufacturing District Office, FAA, Pacific-Asia Region, Honolulu, Hawaii.

NOTE: All persons affected by this directive who have not already received the applicable Service Bulletin from the manufacturer may obtain copies upon request to the Government Aircraft Factories, 226 Lorimer Street, Port Melbourne, 3207 Victoria, Australia. These documents may also be examined at the FAA, Engineering and Manufacturing District Office, 300 Ala Moana Blvd., Room 7321, Honolulu, Hawaii 96850, or Rules Docket, Room 916, FAA, 800 Independence Avenue, S.W., Washington, D.C. 20591.

This amendment becomes effective August 18, 1980.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_80-17-01.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
80-17-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes
Subject:
Rudder Control Torque Shaft
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
08/18/1980
Make:
Nomad TC Pty Ltd
Model:
N22B | N24A
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: 80-17-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3870

AD NUMBER:   80-17-01

SUBJECT HEADING:   Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective August 18, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-17-01 GOVERNMENT AIRCRAFT FACTORIES (GAF): Amendment 39-3870. Applies to Models N22B (Serial Nos. N22B-5 and up) and N24A (Serial Nos. N24A-42 and up), certificated in all categories.
7
Compliance required within the next 25 hours time in service after the effective date of this AD unless already accomplished within the last 75 hours time in service, and thereafter at intervals not to exceed 100 hours time in service from the last inspection.

To prevent possible failure of the universal joint in the rudder control torque shafts, accomplish the following:

(a) Inspect the left and right rudder control torque shaft universal joint, P/N MS20271B16, for defects, in accordance with paragraph 5 of the Government Factories Alert Service Bulletin ANMD 27-17 dated April 3, 1980, or an FAA-approved equivalent.

(b) Replace any defective universal joints, P/N MS20271B16, with a new part of the same P/N in accordance with the Service Bulletin, before further flight, except as provided in paragraph (c) of this AD.

(c) Aircraft may be flown in accordance with FAR 21.197 and FAR 21.199 to a location where this replacement can be accomplished.

(d) For the purpose of this AD, an FAA-approved equivalent may be approved by the Chief, Engineering and Manufacturing District Office, FAA, Pacific-Asia Region, Honolulu, Hawaii.

NOTE: All persons affected by this directive who have not already received the applicable Service Bulletin from the manufacturer may obtain copies upon request to the Government Aircraft Factories, 226 Lorimer Street, Port Melbourne, 3207 Victoria, Australia. These documents may also be examined at the FAA, Engineering and Manufacturing District Office, 300 Ala Moana Blvd., Room 7321, Honolulu, Hawaii 96850, or Rules Docket, Room 916, FAA, 800 Independence Avenue, S.W., Washington, D.C. 20591.

This amendment becomes effective August 18, 1980.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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