Service difficulty report · Skin · Boeing 737900ER

Difficulty date
June 8, 2023
Submitted
June 9, 2023
Operation
Air carrier
Aircraft
N73445
Make and model
Boeing 737900ER
Aircraft serial
40000
Aircraft time
38,482 hours, 13,786 cycles
Part
Skin
Part number
112A4001302
Condition
Corroded
Location
Rt Wing Fwd Spa
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

RT WING FWD SPAR WS 527 LOWER HAS SPOT OF CORROSION. REF. BAN N/R 001406187. ACTUAL WS IS 512 (RIB 17). ALL WORK ACCOMPLISHED. PLACED ON DIP TO " PERFORM AN INSPECTION ECRA 5721-01476 ON OR BEFORE NOVEMBER 30, 2024". OF THE R/H LOWER WING SKIN REPAIR IN ACCORDANCE WITH PART 2 OF PERFORMED INTERIM REPAIR PART 1 TO R/H WING LOWER SKIN AT FRONT SPAR & RIB 17 PER ECRA 5721-01476. REF BAM N/ R 001406187 FOR PERFORM AN INSPECTION OF THE RH LOWER WING SKIN REPAIR IN TOMC-APPROVAL FROM SC1ELBYC COMMENT ACCORDANCE WITH PART 2 OF EC/RA 5721-01476 ON OR BEFORE NOVEMBER 30, 2024 VERIFIED DIP IAW ECRA 5721- 01476 AND APPROVED ESFR NUMBER 1032697 REVIEWED RECORDS UPDATE QC REVIEWED T/A: 30NOV24....AZ/U370830

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