14910-13-PI

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

IDocket No. FAA-2010-0677; Directorate Identifier 2010-NM-075-AD;

1(,578 'LD II - 01.-05

Amendmen(39-**;AD~-'H_**l

RIN 2120-AA64

Ainvorihiness Directives; The Boeing Company, Model 727 Airplanes

AGENCY: Federal Aviation Administration (FAk),DOT.

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features such as antennas, and the skin at decals and fairings; and related investigative

certain publication listed in the AD as of [INSERT DATE 35 DAYS A.FTER DATE OF

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PUBLICATION IN THE FEDERAL REG1STER].

ADDRESSES: For service infol111ation identifie1 in this AD, contact Boeing

Commercial Ai~Jlancs, Attemion, Data & servits Managen,ent, P. O. Box JJOJ, MC

correct scribe lines, which can develop into futile cracks in the skin and cause nlpid

decompression of the airplane.

DATES: This AD is effective [INSERT DATE 3!5DAYS AFTER DATE OF

PUBLICATION IN THE FEDERAL REGISTER].

found at skin lap joints and but! joints, around exfernal repairs and antennas, and a!

and butt joints. the skin al cerlain e.xl~lllal approved repairs, the skin around exi:emal

The Director orthe Federal Register approved the incorporation by reference of

locations where extemal decals had bcen cut. We are iss~ling this AD to detect and

and corrective actions if necessary. This AD was prompted by reports of scribe lines

ACTION: Final rule. llill::\- \2DS

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SUMMARY: We are adoptIbg a new aJr\vorthllless dlfCCtlVC(AD)fonhe products hste 2~a..dJJ.,JJ.J)'i

above. This AD requires inspections for scribe lioles in the rlls~lage skin at skin lap joints I /1'1 J jO .•••• "i11 S,,""'"

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DEPART1\'lENT OF TR>\NSPORT ATION :O~COO,"L"L:t~

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decompression of the airplane.

Federal Aviation Administration

14 eFR Part 39

IDocket No. FAA~201 0-0677; Directorate Identifier 201 O·Nt\'I-075-AD;

RIN 2120-AA64

Air .•••01 thinc~s Dkcctivcs; The Boeing CompmlY Model 727 Ail pl:Jnes

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A(.l·,NC\'; Federal AViatIon Ad1l1111JstnltIOll(Fr)' DOT '0 "";;"'"at _

t\eTION' Fill'll rule j"\\.IS:-~~

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SUM MARY, We "' c adopting a new "'WOelh,!""!;'CCI"C (AD) 10nhe pcoducl' hslec ~O'),''-'ol1,

;Ibovc. This AD ['cquires lilspections [or scribe lines in the fuselage skin at skin lap jOilHs h /l-r /Il.'

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and bull joints, the skill at certain external approved repairs, the skin around cxtcmal ~f\ -1'1,1)5

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lcalures SHc'h as antennas, and the skin at decalSI and fairings; and rclalcd investigative

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;llld mrrCGllVCat:lions if necessary. This AD was prompted by reports of scribe lines Ion 1__

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found HIskill lap joints <lndbuH joints, around e, lernal repairs and antennas, and at Z6:1.ft:12:?

1'01.;7'''1'' .'", locations where extemal decals had been CUL Je are Issuing this AD to detect and ~_

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corn"-elscribe lines, which can develop into fati.;:,uccracks in the Skill and cause rapid I/-/~ -/6

<,t'·"NG $,"'",-"

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Di\ TES: This AD is effective [INSERT DATE 35 OA YS AFTER DATE OF ~I~

PUBLICATION IN TI-rE FEDtRAL REGISTER]. ~ ~

The Director orthe Federal Register apJroved the incol;poration by reference or r~:.\\tt

certain publication listed in the AD as of [INSkT DATE 35 DAYS An"ER DATE OF Jill'}';,?:"

I II ---

PUBLICATION IN THE FEDERAL REGISTER]. '" L(, ~

ADllRESSl':S, For service infomm,ion idenli1cd in LhisAD, contucL Boeing 'C",""~o~l--

Commercial Airplanes, Attention: Data & Serv ces Management, P. O. Box 3707, Me '"nj""S~:(;

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