AD 73-11-04

final rule

Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes

AD Number
73-11-04
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 Aermacchi S.p.A. S.205 - 18/R Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes
aircraft Aermacchi S.p.A. S.205 - 20/R Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes
aircraft Aermacchi S.p.A. S.205 - 22/R Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes

Unsafe Condition

Seizing of the eye bolts, P/N 205-9-047-11, connecting the articulated drag braces to the main landing gear cross members.

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

Required Actions

Install grease fittings and washers, P/N MS15720-1 and P/N 205-9-012-15, respectively, in the attachments for the eye bolts to the main landing gear cross members in accordance with SIAI Marchetti Service Bulletin No. 205B32 or an FAA-approved equivalent.

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

Compliance Time

within the next 100 hours' time in service after the effective date of this AD unless already accomplished

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

Affected Aircraft

SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R airplanes with serial numbers 001 through 003, and 101 through 399.

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

Federal Register Abstract

Main Landing Gear Eye Bolt Seizure

Applicability Source Text

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AD Number:
73-11-04
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes
Subject:
Main Landing Gear Eye Bolt Seizure
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
06/20/1973
Make:
Aermacchi S.p.A.
Model:
S.205 - 18/R | S.205 - 20/R | S.205 - 22/R
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: 73-11-04
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-1644

AD NUMBER:   73-11-04

SUBJECT HEADING:   Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective June 20, 1973.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   73-11-04 SIAI-MARCHETTI: Amdt. 39-1644. Applies to SIAI Marchetti Models S.205-18R, -20R, and -22R airplanes. Serial Numbers 001 through 003, and 101 through 399.

Compliance is required within the next 100 hours' time in service after the effective date of this AD unless already accomplished.

To provide a means for periodic lubrication to prevent seizing of the eye bolts, P/N 205- 9-047-11, connecting the articulated drag braces to the main landing gear cross members, install grease fittings and washers, P/N MS15720-1 and P/N 205-9-012-15, respectively, in the attachments for the eye bolts, P/N 205-9-047-11, to the main landing gear cross members in accordance with SIAI Marchetti Service Bulletin No. 205B32 dated November 19, 1971, or an FAA-approved equivalent.

This amendment becomes effective June 20, 1973.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_73-11-04.html
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Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
73-11-04
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes
Subject:
Main Landing Gear Eye Bolt Seizure
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
06/20/1973
Make:
Aermacchi S.p.A.
Model:
S.205 - 18/R | S.205 - 20/R | S.205 - 22/R
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: 73-11-04
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-1644

AD NUMBER:   73-11-04

SUBJECT HEADING:   Airworthiness Directives; SIAI Marchetti Models S.205-18R, S.205-20R, and S.205-22R Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective June 20, 1973.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   73-11-04 SIAI-MARCHETTI: Amdt. 39-1644. Applies to SIAI Marchetti Models S.205-18R, -20R, and -22R airplanes. Serial Numbers 001 through 003, and 101 through 399.

Compliance is required within the next 100 hours' time in service after the effective date of this AD unless already accomplished.

To provide a means for periodic lubrication to prevent seizing of the eye bolts, P/N 205- 9-047-11, connecting the articulated drag braces to the main landing gear cross members, install grease fittings and washers, P/N MS15720-1 and P/N 205-9-012-15, respectively, in the attachments for the eye bolts, P/N 205-9-047-11, to the main landing gear cross members in accordance with SIAI Marchetti Service Bulletin No. 205B32 dated November 19, 1971, or an FAA-approved equivalent.

This amendment becomes effective June 20, 1973.

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.