Service difficulty report · Skin · Boeing 737724

Difficulty date
June 17, 2023
Submitted
June 22, 2023
Operation
Air carrier
Aircraft
N24736
Make and model
Boeing 737724
Aircraft serial
28803
Aircraft time
74,132 hours, 25,194 cycles
Part
Skin
Part number
73746044
Condition
Corroded
Location
R Wing Le
Stage of operation
IN
How discovered
O
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 ON THE RH WING AT FRONT SPAR LEADING EDGE TO WING LOWER ATTACH STRAP AT KRAS 180 WAS FOUND AT GYR. INTERIM SPLICE REPAIR WAS ACCOMPLISHED FROM KRAS 173 TO KRAS 197 AND REQUIRES PERMANENT REPAIR. PLANNING TO CONTACT ENGINEERING AFTER 16 MONTHS BUT BEFORE 17 MONTHS FOR ECRA 5720-03341 PART 3 PERMANENT REPAIR INSTRUCTIONS. INTERIM SPLICE REPAIR WAS ACCOMPLISHED FROM KRAS 173 TO KRAS 197 AFTER 16 MONTHS BUT BEFORE 17 MONTHS FOR ECRA 5720-03341 PART 3 INSTRUCTIONS." AND REQUIRES PERMANENT REPAIR. PLANNING TO CONTACT ENGINEERING PERMANENT REPAIR INSTRUCTIONS. REF LP 4887591; CORROSION ON THE RH WING AT FRONT SPAR LEADING EDGE TO WING LOWER ATTACH STRAP AT KRAS 180 WAS FOUND AT GYR. TOMC APPROVED, PLACED ON DIP. "CORROSION ON THE RH WING AT FRONT TOMC-APPROVAL FROM SC1ELBYC COMMENT SPAR LEADING EDGE TO WING LOWERATTACH STRAP AT KRAS 180 WAS FOUND AT GYR INTERIM SPLICE REPAIR WAS ACCOMPLISHED FROM KRAS 173 TO KRAS 197 AND REQUIRES PERMANENT REPAIR. ACCOMPLISH A / PERMANENT REPAIR PER PART 3 OF EC/RA 5720-03341 (LATEST REVISION) ON OR BEFORE 18 MONTHS FROM JUNE 16, 2023." "PLANNING TO CONTACT ENGINEERING AFTER 16 MONTHS BUT BEFORE 17 CORRECTED TO INCLUDE MAJOR REPAIR AND SDR CLASSIFICATION. MONTHS FOR EC/RA 5720-03341 PART 3 - PERMANENT / REPAIR QC QC REVIEWED INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE