[Federal Register Volume 69, Number 37 (Wednesday, February 25, 2004)]
[Notices]
[Pages 8727-8728]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 04-4178]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


Advisory Circular 23.629-1B, Flutter

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of availability of proposed advisory circular (AC) and 
request for comments.

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SUMMARY: This notice announces the availability of and requests 
comments on a proposed revision to AC 23.629-1B. This proposed revision 
adds guidance for showing compliance to Sec.  23.629, flutter 
(including divergence, and control reversal) of part 23 airplanes. This 
notice is necessary to allow the public the opportunity to comment on 
the proposed AC.

DATES: Comments must be received on or before April 26, 2004.

ADDRESSES: Send all comments on the proposed AC to: Federal Aviation 
Administration, Small Airplane Directorate, Aircraft Certification 
Service, Regulations and Policy (ACE-111), 901 Locust Street, Kansas 
City, Missouri 64106.

FOR FURTHER INFORMATION CONTACT: Mr. Mark James, Standards Office, 
Small Airplane Directorate, Aircraft Certification Service, Kansas 
City, Missouri 64106, telephone (816) 329-4137 fax (816) 329-4090.

SUPPLEMENTARY INFORMATION: Any person may obtain a copy of this 
proposed AC by contacting the person named above under FOR FURTHER 
INFORMATION CONTACT. A copy of the proposed AC will also be available 
on the Internet at http://www.airweb.faa.gov/AC within a few days.

[[Page 8728]]

    Comments Invited: We invite interested parties to submit comments 
on the proposed AC. Commenters must identify AC 23.629-1B and submit 
comments to the address specified above. The FAA will consider all 
communications received on or before the closing date for comments 
before issuing the final AC. The proposed AC and comments received may 
be inspected at the Standards Office (ACE-110), 901 Locust, Room 301, 
Kansas City, Missouri, between the hours of 8:30 and 4 p.m. weekdays, 
except Federal holidays by making an appointment in advance with the 
person listed under FOR FURTHER INFORMATION CONTACT.
    Background: When issued, AC 23.629-1B, Means of Compliance with 
section 23.629, Flutter, will replace AC 23.629-1A, Means of Compliance 
with section 23.629, Flutter, dated October 23, 1985.

    Issued in Kansas City, Missouri on February 13, 2004.
Dorenda D. Baker,
Manager, Small Airplane Directorate, Aircraft Certification Service.
[FR Doc. 04-4178 Filed 2-24-04; 8:45 am]
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