Service difficulty report · Stringer · Boeing 73771B

Difficulty date
September 21, 2024
Submitted
October 23, 2024
Operation
Air carrier
Aircraft
N7854B
Make and model
Boeing 73771B
Aircraft serial
29372
Aircraft time
51,205 hours, 33,957 cycles
Part
Stringer
Condition
Cracked
Location
Zone 200
Stage of operation
IN
How discovered
V
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 15-L LOCATED BETWEEN STA 294.5 AND STA 303.9 AT FWD PASSENGER COMPARTMENT 2024-572947<[01] TOOL USED ON STEP 2 UT EQUIPMENT P/N: 45MG; S/N: 130064101; CAL DUE DATE: 13-DEC-24;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 200048001; DUE DATE: 28-MAY-25.;[03] PERFORMED PERMANENT REPAIR ON STRINGER 15L BETWEEN STA 277 AND STA 294.5 AT FWD PASSENGER CABIN ON FWD GALLEY AREA I.A.W B737-700 SRM 53-00-03-2R-1.<BR>SEE INDIVIDUAL SIGN OFFS BELOW.;[04] PERFORMED PERMANENT REPAIR ON STRINGER 15L BETWEEN STA 277 AND STA 294.5 AT FWD PASSENGER CABIN ON FWD GALLEY AREA I.A.W B737-700 SRM 53-00-03-2R-1.<BR>SEE INDIVIDUAL SIGN OFFS BELOW. AS RII

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