SDR DALA1226466818

Service difficulty report · Intercostal · Boeing 7572Q8

Difficulty date: April 22, 2012
Submitted: April 25, 2012
Operation: Air carrier
Aircraft: N624AG
Make and model: Boeing 7572Q8
Aircraft serial: 25624
Aircraft time: 46,573 hours, 17,222 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Fuselage
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

CORROSION, AFT CARGO BIN, BILGE, STA 1618 BL-0. AFT CARGO POS: AFT REMOVED INTERCOSTAL FOUND CORROSION ON ADJACENT SKIN & FRAME. REMOVED FRAME CLIP & SEVERAL FASTENERS TO ACCESS CORROSION. REMOVED CORROSION ON SKIN & FRAME CLIP PER B757 SRM 53-00-01 & 53-00-07 PAINT ENT & CLIPS ALODINE & PRIMED SKIN & CLIPS PER B757 AMM 51-20. APPLIED TOP COAT TO SKIN & CLIPS REF B757 AMM 51-20, INSTALLED ANGLES ON NEW INTERCOSTAL & CLIPS/FRAME PER BAC DWG 146N5432.

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