AD 85-16-05

final rule

BOEING Model 727 and 737 Series Airplanes

AD Number
85-16-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 727-100 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 727-100C Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 727-200 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 727-200F Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 727 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 727C Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-100 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-200 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-200C Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-300 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-400 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-500 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-600 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-700 Series BOEING Model 727 and 737 Series Airplanes
aircraft The Boeing Company 737-800 Series BOEING Model 727 and 737 Series Airplanes

Unsafe Condition

Failure of lavatory fire protection systems could result in inadequate fire prevention in lavatories of Boeing Model 727 and 737 series airplanes.

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

Required Actions

Inspect and modify lavatories on Model 727 airplanes per Boeing Service Bulletin 727-25-277. Install lavatory placards on Model 737 airplanes per Boeing Service Bulletin 737-25-1171. Allow alternate compliance methods approved by the FAA.

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

Compliance Time

within one year after the effective date of this amendment

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

Affected Aircraft

Boeing Model 727 and 737 series airplanes as specified in Boeing Service Bulletins 727-25-277 and 737-25-1171, certificated in any category.

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

Federal Register Abstract

Fire Prevention - Lavatories

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_85-16-05.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
85-16-05
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING Model 727 and 737 Series Airplanes
Subject:
Fire Prevention - Lavatories
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
09/06/1985
Make:
The Boeing Company
Model:
727-100 Series | 727-100C Series | 727-200 Series | 727-200F Series | 727 Series | 727C Series | 737...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: 85-16-05
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5111

AD NUMBER:   85-16-05

SUBJECT HEADING:   BOEING Model 727 and 737 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 6, 1985.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
85-16-05 BOEING: Amendment 39-5111. Applies to Model 727 and Model 737 series airplanes as specified in Boeing Service Bulletins 727-25-277 dated February 23, 1984, and 737- 25-1171 dated August 10, 1984, respectively, certificated in any category. To assure adequate lavatory fire protection, accomplish the following within one year after the effective date of this amendment, unless previously accomplished:

A. For Boeing Model 727 airplanes, modify lavatories in accordance with Boeing Service Bulletin 727-25-277 dated February 23, 1984, or later FAA approved revisions.

B. For Boeing Model 737 airplanes, install lavatory placards in accordance with Boeing Service Bulletin 737-25-1171 dated August 10, 1984, or later FAA approved revisions.

C. An alternate means of compliance which provides an acceptable level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region.

D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received Boeing Service Bulletins 727-25-277 and 737-25-1171 may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or 9010 East Marginal Way South, Seattle, Washington.

This amendment becomes effective September 6, 1985.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_85-16-05.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
85-16-05
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING Model 727 and 737 Series Airplanes
Subject:
Fire Prevention - Lavatories
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
09/06/1985
Make:
The Boeing Company
Model:
727-100 Series | 727-100C Series | 727-200 Series | 727-200F Series | 727 Series | 727C Series | 737...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: 85-16-05
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-5111

AD NUMBER:   85-16-05

SUBJECT HEADING:   BOEING Model 727 and 737 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 6, 1985.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
85-16-05 BOEING: Amendment 39-5111. Applies to Model 727 and Model 737 series airplanes as specified in Boeing Service Bulletins 727-25-277 dated February 23, 1984, and 737- 25-1171 dated August 10, 1984, respectively, certificated in any category. To assure adequate lavatory fire protection, accomplish the following within one year after the effective date of this amendment, unless previously accomplished:

A. For Boeing Model 727 airplanes, modify lavatories in accordance with Boeing Service Bulletin 727-25-277 dated February 23, 1984, or later FAA approved revisions.

B. For Boeing Model 737 airplanes, install lavatory placards in accordance with Boeing Service Bulletin 737-25-1171 dated August 10, 1984, or later FAA approved revisions.

C. An alternate means of compliance which provides an acceptable level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region.

D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received Boeing Service Bulletins 727-25-277 and 737-25-1171 may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or 9010 East Marginal Way South, Seattle, Washington.

This amendment becomes effective September 6, 1985.

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.