AD 71-18-03

final rule

Airworthiness Directives; Piper Model PA- 23 Series Airplanes

AD Number
71-18-03
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 Piper Aircraft Inc. PA-23 Airworthiness Directives; Piper Model PA- 23 Series Airplanes
aircraft Piper Aircraft Inc. PA-23-160 Airworthiness Directives; Piper Model PA- 23 Series Airplanes
aircraft Piper Aircraft Inc. PA-23-235 Airworthiness Directives; Piper Model PA- 23 Series Airplanes
aircraft Piper Aircraft Inc. PA-23-250 (Navy UO-1) Airworthiness Directives; Piper Model PA- 23 Series Airplanes
aircraft Piper Aircraft Inc. PA-E23-250 Airworthiness Directives; Piper Model PA- 23 Series Airplanes

Unsafe Condition

Interference between the left rear nose wheel door hinge and Piper P/N 17238-00 or -04 tube assembly.

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

Required Actions

Replace existing left rear nose wheel well door hinge and hinge bracket parts with redesigned parts in accordance with J. W. Miller Aviation, Inc., Engineering Order B1 to Drawing 201, dated June 4, 1969, or with equivalent parts and methods approved by the FAA.

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

Compliance Time

within the next fifty hours' time in service after the effective date of this airworthiness directive

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

Affected Aircraft

Piper Model PA-23 series airplanes modified by installing nose wheel well doors per Supplemental Type Certificate SA598SW

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

Federal Register Abstract

Left Nose Wheel Door Hinge

Applicability Source Text

Show captured applicability text from the source AD
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AD Number:
71-18-03
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Piper Model PA- 23 Series Airplanes
Subject:
Left Nose Wheel Door Hinge
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
09/01/1971
Effective Date:
09/02/1971
Make:
Piper Aircraft Inc.
Model:
PA-23 | PA-23-160 | PA-23-235 | PA-23-250 (Navy UO-1) | PA-E23-250
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
AIR-700: Compliance & Airworthiness Division
Office of Primary Responsibility:
AIR-720: Operational Safety Branch
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 71-18-03
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-1278

AD NUMBER:   71-18-03

SUBJECT HEADING:   Airworthiness Directives; Piper Model PA- 23 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 2, 1971.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
71-18-03 PIPER AIRCRAFT CORPORATION: Amdt. 39-1278. Applies to Piper PA- 23 series airplanes, modified by installing nose wheel well doors in accordance with Supplemental Type Certificate SA598SW, certificated in all categories.

Compliance required within the next fifty hours' time in service after the effective date of this airworthiness directive, unless already accomplished.

To prevent interference between the left rear nose wheel door hinge and Piper P/N 17238-00 or -04 tube assembly, accomplish the following:

Replace existing left rear nose wheel well door hinge and hinge bracket parts with redesigned parts in accordance with J. W. Miller Aviation, Inc., Engineering Order B1 to Drawing 201, dated June 4, 1969, or with equivalent parts and methods approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas.

(NOTE: Copies of J. W. Miller Aviation, Inc., Engineering Order B1 to Drawing 201 may be obtained from the company at P.O. Box 16203, San Antonio, Texas 78216.)

This amendment becomes effective September 2, 1971.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_71-18-03.html
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Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
71-18-03
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Piper Model PA- 23 Series Airplanes
Subject:
Left Nose Wheel Door Hinge
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
09/01/1971
Effective Date:
09/02/1971
Make:
Piper Aircraft Inc.
Model:
PA-23 | PA-23-160 | PA-23-235 | PA-23-250 (Navy UO-1) | PA-E23-250
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
AIR-700: Compliance & Airworthiness Division
Office of Primary Responsibility:
AIR-720: Operational Safety Branch
CFR Part Reference:
Part 39
Comments:
Updated RGL applicability to match AD applicability; CAR C-11-185
AIRWORTHINESS DIRECTIVES FINAL RULES: 71-18-03
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-1278

AD NUMBER:   71-18-03

SUBJECT HEADING:   Airworthiness Directives; Piper Model PA- 23 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 2, 1971.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
71-18-03 PIPER AIRCRAFT CORPORATION: Amdt. 39-1278. Applies to Piper PA- 23 series airplanes, modified by installing nose wheel well doors in accordance with Supplemental Type Certificate SA598SW, certificated in all categories.

Compliance required within the next fifty hours' time in service after the effective date of this airworthiness directive, unless already accomplished.

To prevent interference between the left rear nose wheel door hinge and Piper P/N 17238-00 or -04 tube assembly, accomplish the following:

Replace existing left rear nose wheel well door hinge and hinge bracket parts with redesigned parts in accordance with J. W. Miller Aviation, Inc., Engineering Order B1 to Drawing 201, dated June 4, 1969, or with equivalent parts and methods approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas.

(NOTE: Copies of J. W. Miller Aviation, Inc., Engineering Order B1 to Drawing 201 may be obtained from the company at P.O. Box 16203, San Antonio, Texas 78216.)

This amendment becomes effective September 2, 1971.

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.