AD 79-17-06

final rule

Airworthiness Directives; BEECH Model 76 Airplanes

AD Number
79-17-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. 76 Airworthiness Directives; BEECH Model 76 Airplanes

Unsafe Condition

Collapse of the main landing gear due to insufficient clevis pin strength.

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

Required Actions

Install new part number MS20392-2C67 clevis pins in the left and right main landing gear fork and fork pin within 25 hours time-in-service after the effective date. Use Beechcraft Service Instructions Number 1073 and specified tools including a 3/16 inch diameter carbide tip drill bit, drill press, and clamping equipment.

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

Compliance Time

within the next twenty-five (25) hours time-in-service after the effective date of this AD

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

Affected Aircraft

BEECH Model 76 Airplanes (Serial Numbers ME-1 through ME-228)

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

Federal Register Abstract

Main Landing Gear Clevis Pin

Applicability Source Text

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AD Number:
79-17-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BEECH Model 76 Airplanes
Subject:
Main Landing Gear Clevis Pin
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
08/27/1979
Make:
Textron Aviation Inc.
Model:
76
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Superseded AD: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Superseded By: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: 79-17-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3532

AD NUMBER:   79-17-06

SUBJECT HEADING:   Airworthiness Directives; BEECH Model 76 Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective August 27, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-17-06 BEECH: Amendment 39-3532. Applies to Model 76 (Serial Numbers ME-1 through ME-228) Airplanes certificated in all categories.

COMPLIANCE: Required as indicated unless already accomplished.

To prevent possible collapse of the main landing gear, accomplish the following:

A) Within the next twenty-five (25) hours time-in-service after the effective date of this AD, install a new part number MS20392-2C67 clevis pin, common to the main landing gear fork and the fork pin, in the left and right main landing gear in accordance with procedures in Beechcraft Service Instructions Number 1073.

NOTE: Installation of the new larger clevis pins requires a 3/16 (.1875) inch diameter carbide tip drill bit, drill press and a suitable drill press vise or "V" blocks and clamps to hold the fork pin while enlarging the clevis pin hole.

B) Aircraft may be flown in accordance with Federal Aviation Regulation 21.197 to a location where this AD can be accomplished.

C) Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.

This amendment becomes effective August 27, 1979.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_79-17-06.html
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Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
79-17-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; BEECH Model 76 Airplanes
Subject:
Main Landing Gear Clevis Pin
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
08/27/1979
Make:
Textron Aviation Inc.
Model:
76
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: 79-17-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3532

AD NUMBER:   79-17-06

SUBJECT HEADING:   Airworthiness Directives; BEECH Model 76 Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective August 27, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-17-06 BEECH: Amendment 39-3532. Applies to Model 76 (Serial Numbers ME-1 through ME-228) Airplanes certificated in all categories.

COMPLIANCE: Required as indicated unless already accomplished.

To prevent possible collapse of the main landing gear, accomplish the following:

A) Within the next twenty-five (25) hours time-in-service after the effective date of this AD, install a new part number MS20392-2C67 clevis pin, common to the main landing gear fork and the fork pin, in the left and right main landing gear in accordance with procedures in Beechcraft Service Instructions Number 1073.

NOTE: Installation of the new larger clevis pins requires a 3/16 (.1875) inch diameter carbide tip drill bit, drill press and a suitable drill press vise or "V" blocks and clamps to hold the fork pin while enlarging the clevis pin hole.

B) Aircraft may be flown in accordance with Federal Aviation Regulation 21.197 to a location where this AD can be accomplished.

C) Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.

This amendment becomes effective August 27, 1979.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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