AD 80-20-01

AD Final Rules - DRS_80-20-01.html
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AD Number:
80-20-01
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING Model 747 Series Airplanes
Subject:
Stringer Modification
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
10/07/1980
Make:
The Boeing Company
Model:
747-100 Series | 747-100B Series | 747-100B SUD Series | 747-200B Series | 747-200C Series | 747-200...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Superseded AD: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Superseded By: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: 80-20-01
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3927

AD NUMBER:   80-20-01

SUBJECT HEADING:   BOEING Model 747 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective October 7, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-20-01 BOEING: Amendment 39-3927. Applies to those Model 747 series airplanes listed under Groups I and II in Boeing Service Bulletin 747-53-2114, Revision 3, dated September 3, 1980, or later FAA approved revisions. Prior to January 31, 1981, unless already accomplished:

A. Modify stringers 18 and 19, left and right side, between fuselage stations 2360 and 2412, in accordance with Boeing Service Bulletin 747-53-2114, Revision 3, dated September 3, 1980, or later FAA approved revisions; or in a manner approved by the Chief, Engineering and Manufacturing Branch, FAA Northwest Region.

B. Upon request of the operator, an FAA Principal Maintenance Inspector, subject to prior approval by the Chief, Engineering and Manufacturing Branch, FAA Northwest Region, may adjust the compliance times if the request contains substantiating data to justify the increase for that operator.

C. Aircraft may be ferried to a base for maintenance in accordance with Sections 21.197 and 21.199 of the Federal Aviation Regulations.

The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1).

All persons affected by this directive who have not already received these documents from the manufacturer, may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may also be examined at FAA Northwest Region, 9010 East Marginal Way South, Seattle, Washington 98108.

This amendment becomes effective October 7, 1980.

FOOTER: