[Federal Register: February 28, 2005 (Volume 70, Number 38)]
[Notices]               
[Page 9698]
From the Federal Register Online via GPO Access [wais.access.gpo.gov]
[DOCID:fr28fe05-142]                         


[[Page 9698]]

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

 
Battery-Based Emergency Power Unit

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of availability and request for public comment.

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SUMMARY: This notice announces the availability of, and requests 
comment on, a proposed Technical Standard Order (TSO) on battery-based 
emergency power units (BEPU). The TSO prescribes minimum performance 
standards that BEPU must meet to be identified with the marketing 
``TSO-C174.''

DATES: Comments must be received on or before March 28, 2005.

ADDRESSES: Send all comments on this proposed TSO to: Technical 
Programs and Continued Airworthiness Branch, AIR-120, Aircraft 
Engineering Division, Aircraft Certification Service, Attn: File No. 
TAO-C174, Federal Aviation Administration, 800 Independence Avenue, 
SW., Washington, DC 20591.
    You may deliver comments to: Federal Aviation Administration, Room 
804, 800 Independence Avenue SW., Washington DC 20591.

FOR FURTHER INFORMATION CONTACT: Mr. Lee Nguyen, AIR-120, Room 804, 
Federal Aviation Administration, 800 Independence Avenue, SW., 
Washington DC 20591. Telephone (202) 267-9937.

SUPPLEMENTARY INFORMATION:

Comments Invited

    You are invited to comment on the proposed TSO by submitting 
written data, views, or arguments to the above address. Comments 
received may be examined, both before and after the closing date, in 
room 804 at the above address, weekdays except federal holidays, 
between 8:30 a.m. and 4:30 p.m. The Director, Aircraft Certification 
Service, will consider all comments received on or before the closing 
date before date before issuing the final TSO

Background

    Proposed TSO-C174 prescribes the minimum performance standards for 
BEPU. The TSO references the standard set forth in the manufacturer's 
part drawing(s) and applicable part specification(s) submitted with a 
BEPU manufacturer's application for TSO authorization.

How To Obtain Copies

    You can view or download the proposed TSO from its online location 
at: http://www.airweb.faa.gov/rgl. At this Web page, select `` 

Technical Standard Orders.'' At the TSO page, select ``Proposed 
Orders.''
    For a paper copy, contact the person listed in FOR FURTHER 
INFORMATION CONTACT.

    Issued in Washington DC, on February 18, 2005.
Susan J.M. Cabler,
Acting Manager, Aircraft Engineering Division, Aircraft Certification 
Service.
[FR Doc. 05-3763 Filed 2-25-05; 8:45 am]

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