Service difficulty report · Stringer · Boeing 73771B

Difficulty date
October 20, 2022
Submitted
November 14, 2022
Operation
Air carrier
Aircraft
N7854B
Make and model
Boeing 73771B
Aircraft serial
29372
Aircraft time
45,663 hours, 30,470 cycles
Part
Stringer
Condition
Cracked
Location
Bs 535 S26l
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

CRACKED STRINGER, BS 535 S26L WL 153. FOUND TO BE OUT LIMITS IAW SRM 53-00-03-1A-1 FIG 103 DETAIL A.. REMOVED FASTENERS AND REMOVED DAMAGE ON STRINGER SECTION BETWEEN BS 500D+11.5' TO 536 IAW SRM 53-00-03-2R-1 PAR 4. FIG 205. LOCATED AND DRILLED A NEW STRINGER SECTION AND HAT CHANNEL IAW SRM 53-00-03-2R-1 PAR. 4 FIG. 205. APPLIED CHEMICAL CONVERSION COATING ON REPAIR PARTS AND THE BARE SURFACES IAW SRM 51-20-01. APPLIED PRIMER IAW SOPM 20-41-02. INSTALLED THE REPAIR STRINGER SECTION AND HAT CHANNEL IAW SRM 53-00-03-2R-1 PAR. 4 FIG. 205.

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