Service difficulty report · Stringer Splice · Boeing 7377Q8

Difficulty date
April 6, 2021
Submitted
June 7, 2021
Operation
Air carrier
Aircraft
N7853B
Make and model
Boeing 7377Q8
Aircraft serial
30707
Aircraft time
55,058 hours, 36,620 cycles
Part
Stringer Splice
Condition
Corroded
Location
Bs 889 S21r
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*** ON STRINGER SPLICE AT AFT CARGO BAY BS889 S-21R WL186. / CORROSION DAMAGE EVALUATION ON ACB STRINGER SPLICE BS889; S-21R; WL186. WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS GIVEN IN SRM. REMOVED AND INSTALLED NEW STRINGER SPLICE FABRICATED ON P.O#821184-SWA BS884-893; S-21R; WL186. PER DWGS 147A3287; 147A0060; AND SRM 51-40-02 87713U 26APR21

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