SDR IPXA1B65799

Service difficulty report · Sill · Boeing 74745E

Difficulty date: March 9, 2011
Submitted: March 30, 2011
Operation: Air carrier
Aircraft: N579UP
Make and model: Boeing 74745E
Aircraft serial: 26062
Aircraft time: 74,984 hours, 13,041 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Sill
Part number: 65B176702
Condition: Corroded
Location: Bs 1900
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:D, M/DECK SCD DOOR SILL WEB CORRODED AT NR 9 LATCH FTG, STA 1900 WL 117. M/DECK SCD DOOR SILL WEB CORRODED AREA AT STA 1900, WL 117 REPAIRED IAW HX RS R-53-60-36979, REV A & EO B747-5320-42014-A. ORG. MATL IS 7075T6-.125", 0.085" THICKNESS REMAINED, BLEND OUT AREA IS 1.5"X1.5". THIS REPAIR IS CLASSIFIED AS A MINOR REPAIR.

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