Service difficulty report · Stringer · Boeing 7377CT

Difficulty date
January 11, 2023
Submitted
February 14, 2023
Operation
Air carrier
Aircraft
N7825A
Make and model
Boeing 7377CT
Aircraft serial
32750
Aircraft time
65,629 hours, 33,836 cycles
Part
Stringer
Condition
Cracked
Location
Zn 100 Fus Lower
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 27R BS 540 FWD CARGO COMPARTMENT 2023-37966<[01] TOOL USED: ULTRASONIC THICKNESS GAGE P/N: 45MG; S/N: 130066401; DUE DATE: 21-SEP-23;[02] TOOLS USED: TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 112031023; DUE DATE: 01-FEB-23; TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 112820025; DUE DATE: 01-FEB-23.;[03] TOOL USED:EDDY CURRENT EQUIPMENT; P/N: NORTEC 600D; S/N:220273012; CAL DUE DATE:17-DEC-23;[04] REPAIRED STRINGER 27R LOCATED BTW BS 500D AND BS 540 FWD CARGO COMPARTMENT IAW SRM B737-700 53-00-03-2R-1 REPAIR 1 FIGURE 206 SEE INDIVIDUAL SIGNOFF BELOW.;[05] REPAIRED STRINGER 27R LOCATED BTW BS 500D AND BS 540 FWD CARGO COMPARTMENT IAW SRM B737-700 53-00-03-2R-1 REPAIR 1 FIGURE 206 SEE INDIVIDUAL SIGNOFF BELOW. . RII ITEM

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