Service difficulty report · Stringer · Boeing 7377BD

Difficulty date
August 16, 2022
Submitted
September 15, 2022
Operation
Air carrier
Aircraft
N7738A
Make and model
Boeing 7377BD
Aircraft serial
33930
Aircraft time
51,542 hours, 27,977 cycles
Part
Stringer
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
9
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 AT STRINGER 23L TO BULKHEAD FRAME CONNECTION AT BS 540. OUT OF LIMITS IAW SRM 53-00-03-1A-1 TABLE 101. CUT OUT DAMAGED AREA AT END OF STRINGER 23L BS 540; DIMENSION OF CUT: 0.900' X 1.000'; IAW SRM 51-10-02. FABRICATED REPLACEMENT STRINGER IAW SRM 53-00-03-2R-1. -FABRICATED FILLER IAW SRM 53-00-03 REPAIR 1 AND WIP 1;STEP 25. INSTALLED STRINGER CLIP AT STA 520 STR. 23L IN REF SRM 51-40-02-0G. ACCOMPLISHED REPAIR AT S-23L; BS 540; AS PER EA: 22-153-02678. CARD: TTG8Q00EJXAD.

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