Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
September 24, 2021
Submitted
October 19, 2021
Operation
Air carrier
Aircraft
N227WN
Make and model
Boeing 7377H4
Aircraft serial
34450
Aircraft time
53,921 hours, 32,067 cycles
Part
Stringer
Condition
Cracked
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

CRACK STRINGER 26L LOCATED BS 540 AT FWD CARGO COMPARTMENT ; 2021-437311 / [19] INSTALLED REPAIR PARTS STRINGER SECTION (1EA); ANGLE (2EA) AND CHANNEL (1EA) LOCATED AT STR26L AND BTW BS500D + 10 TO BS540 AT FWD CARGO COMPARTMENT AND FASTENERS IAW SRM B737-700 51-40-02 AND 53-00-03-2R-1 REPAIR 1 FIG 206; [20] CERTIFIED STEP 19 RII; [21] PERFORMED PERMANENT REPAIR ON STR26L AND BTW BS500D + 10 TO BS540. AT FWD CARGO COMPARTMENT IAW B737-700 53-00-03-2R-1 REPAIR 1; FIG 206.; [22] PERFORMED PERMANENT REPAIR ON STR26L AND BTW BS500D + 10 TO BS540. AT FWD CARGO COMPARTMENT IAW B737-700 53-00-03-2R-1 REPAIR 1; FIG 206. RII

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