SDR IPXA11668874

Service difficulty report · Stiffener · Boeing 76734AF

Difficulty date: August 18, 2011
Submitted: August 26, 2011
Operation: Air carrier
Aircraft: N324UP
Make and model: Boeing 76734AF
Aircraft serial: 27750
Aircraft time: 36,533 hours, 11,324 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Stiffener
Part number: 111T20057
Condition: Cracked
Location: Bs 785.9
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE:C WING CENTER TANK FRONT SPAR VERTICAL STIFFENER TOP AREA FOUND CRACK JUST AT STA 785.9 LBL 10.94 WNG CTR TANK FRONT SPAR VERT STIFFENER REPAIRED PER SRM 57-10-10-2R2 REPAIR 2 FIG 201 REV 50 JUST AT STA 785.9 LBL 10.94 ORG MAT'L BAC1518-912-2024T3511 CRK LENGTH 3.25" CUT OFF LENGTH 19.5" REPAIR CLASSIFIED AS MAJOR REPAIR, MAT'L BAC1518-912-7075T6511 AS REPAIR STIFFENER SECT. CLAD 2024T3-0100IN AS REPAIR STRAPS TOTAL LENGTH 26"

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