AD 46-43-02

final rule

DOUGLAS Model DC3 Series Aircraft

AD Number
46-43-02
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 The Boeing Company DC3-G102 DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3-G102A DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3-G103A DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3-G202A DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3A-S1C3G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3A-S1CG DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3A-S4C4G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3A-SC3G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3A-SCG DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3C-R-1830-90C DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3C-S1C3G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3C-S4C4G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3C-SC3G DOUGLAS Model DC3 Series Aircraft
aircraft The Boeing Company DC3D-R-1830-90C DOUGLAS Model DC3 Series Aircraft

Unsafe Condition

The magnesium alloy casting Rudder Pedal Slide Tube Support No. 4118923 has insufficient margin of safety due to potential misalignment among the three holes in its attachment to the Pedal Assembly.

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

Required Actions

Install a third AN 3-21 bolt in the existing hole between the two existing holes in the Rudder Pedal Slide Tube Support attachment. Use 24ST or 4130 bushings with 1/32-inch wall thickness if misalignment is present.

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

Compliance Time

not later than January 1, 1947

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

Affected Aircraft

Douglas Model DC3 Series Aircraft with No. 4118923 Magnesium Alloy Casting Rudder Pedal Slide Tube Support

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

Federal Register Abstract

Rudder Pedal Slide Tube Support

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_46-43-02.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
46-43-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
DOUGLAS Model DC3 Series Aircraft
Subject:
Rudder Pedal Slide Tube Support
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
Make:
The Boeing Company
Model:
DC3-G102 | DC3-G102A | DC3-G103A | DC3-G202A | DC3A-S1C3G | DC3A-S1CG | DC3A-S4C4G | DC3A-SC3G | DC3...Show more
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: 46-43-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:  

AD NUMBER:   46-43-02

SUBJECT HEADING:   DOUGLAS Model DC3 Series Aircraft

ACTION:  

SUMMARY:  

DATES:  

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
46-43-02 DOUGLAS: (Was Mandatory Note 12 of AD-618-3 and Mandatory Note 13 of AD-669-3.) Applies Only to DC3 Series Aircraft Having the No. 4118923 Magnesium Alloy Casting Rudder Pedal Slide Tube Support.

To be accomplished not later than January 1, 1947.

Install a third AN 3-21 bolt in the existing hold between the two holes now having AN 3-21 bolts in the attachment of the Rudder Pedal Slide Tube Support No. 4118923 and -1, to its Pedal Assembly (5118929, 5118931, and 5118928). If necessary, to correct misalignment among the three holes, it is permissible to use 24ST or 4130 bushing with 1/32-inch wall thickness. This additional bolt is necessary to insure the 100% margin of safety required on the magnesium casting.

(Douglas Service Bulletin C-47-101 covers this same subject.)


FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_46-43-02.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
46-43-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
DOUGLAS Model DC3 Series Aircraft
Subject:
Rudder Pedal Slide Tube Support
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
Make:
The Boeing Company
Model:
DC3-G102 | DC3-G102A | DC3-G103A | DC3-G202A | DC3A-S1C3G | DC3A-S1CG | DC3A-S4C4G | DC3A-SC3G | DC3...Show more
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: 46-43-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:  

AD NUMBER:   46-43-02

SUBJECT HEADING:   DOUGLAS Model DC3 Series Aircraft

ACTION:  

SUMMARY:  

DATES:  

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
46-43-02 DOUGLAS: (Was Mandatory Note 12 of AD-618-3 and Mandatory Note 13 of AD-669-3.) Applies Only to DC3 Series Aircraft Having the No. 4118923 Magnesium Alloy Casting Rudder Pedal Slide Tube Support.

To be accomplished not later than January 1, 1947.

Install a third AN 3-21 bolt in the existing hold between the two holes now having AN 3-21 bolts in the attachment of the Rudder Pedal Slide Tube Support No. 4118923 and -1, to its Pedal Assembly (5118929, 5118931, and 5118928). If necessary, to correct misalignment among the three holes, it is permissible to use 24ST or 4130 bushing with 1/32-inch wall thickness. This additional bolt is necessary to insure the 100% margin of safety required on the magnesium casting.

(Douglas Service Bulletin C-47-101 covers this same subject.)


FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.