[4910-13-PI

(DOT). RlN 2120-AA64 39-16270; AD 2010-09-051

ACTION: Final rule; request forcomments. DEPARTMENT OF TRANSPORTATION

applies to all The Boeing Company Model 737-600, -700, -lODe. -800, -900. and -900 Ainvo.-thilless Directivesj The Boeing Company Model 737-600, -700, -70De, -800, -900, and -90GER Series Airplanes

SUMMARY: The FAA is superseding anexisting airworthiness directive (.W) that Federal Aviation Administration

AGENCY: Federal Aviation Administration (FAA), Department ofTransportation

"OlIll 5'M series airplanes. The existing AD currently requires doing adetailed inspection ofthe 1",rIAUS'G inboard and outboard aft attach lugs ofthe left and right elevator control tab mechanism for gaps between the swage ring andthe aft attach lug, and between the spacer andthe a ~OUT'''()~VMIJO'- attach lug; trying tomove orrotate the spacer using hand pressure; and replacing any INll'IAI.~SI(j discrepant elevator tab control mechanism, including perfomling the detailed inspection on the replacement part before and after installation. For certain airplanes, this new AD adds improved repetitive inspections fordiscrepancies ofthe inboard and outboard aft attach lugs orthe left and right elevator control tab mechanisms, and replacement if necessary. Forcertain other airplanes, this new AD adds aone-time inspection for A'~ 

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## '1//4 elevator control tab mechanism is replaced with acertain mechanism, this AD requires discrepancies ofthe inboard and outboard aft attach lugs ofthe left and right elevator control tab mechanisms, and replacement ifnecessary. For airplanes on which the repetitive inspections fordiscrepancies ofthe elevator control tab mechanism and14910-13-P) DEPARTMENT OF TRANSPORT AnON Federal Aviation Administration 14CFR Part 39 [Docket No. FAA-2010-0430; Directorate Identifier 2010-NM-098-ADj Ameudme 39-16270; AD 2010-09-051 R1N 2120-AA64 Airworthiness Directives; The Boeing Company Model 737-600, -700, -70De, -800, -900, and -900ER Series Airplanes AGENCY: Federal Aviation AdministTation (FAA), Department ofTransportatjon 

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IlATH (DOT).

series airplanes. The existing AD currently requires doing adetailed inspection ofthe ACTION: Final rule; request forcomments. SUMMARY: The FAA is superseding an existing airworthiness directive (AD) that applies to aUThe Boeing Company Model 737-600, -700, -700C, -800, -900, and -900 >€A 

# "'6<, r~mAIS·'SIG inboard and outboard aft attach lugs ofthe left and right elevator control tab mechanisn R.9cNb forgaps between the swage ling and the aft attach lug, andbetween the spacer and the 

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# /'0 attach lug; trying to move orrotate the spacer using hand pressure; and replacing any INLrL.'LSlSlG discrepant elevator tab control mechanism, including performing the detailed inspectio on the replacement part before and after installation. For certain airplanes, this new AD adds improved repetitive inspections fordiscrepancies ofthe inboard and outboard aft 

### '" attach lugs ofthe left and right e1cvatorcontrol tab mechanisms, and replacement if necessary. For certain other airplanes, this new AD adds aone-time inspection for discrepancies ofthe inboard and outboard aft attach lugs ofthe left and right elevator control tab mechanisms, and replacement ifnecessary. For airplanes on which the elevator control tab mechanism isreplaced with acertain mechanism, this AD requires repetitive inspections fordiscrepancies ofthe elevator contra! tab mechanism and