Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
May 27, 2022
Submitted
June 15, 2022
Operation
Air carrier
Aircraft
N251WN
Make and model
Boeing 7377H4
Aircraft serial
32510
Aircraft time
53,224 hours, 31,891 cycles
Part
Stringer
Condition
Cracked
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 BS540 FWD CARGO COMPARTMENT 2022-291371 / [01] TOOL USED: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03-DEC-22 <BR>TOOL USED: ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130060401; DUE DATE: 26-JAN-23;[02] TOOLS USED: TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 142811020; DUE DATE: 02-FEB-23; TEMPERATURE CONTROLLER: P/N P3015GOES00000; S/N 112820025; DUE DATE: 01-FEB-23. TEMPERATURE: 919 FAHRENHEIT. TIME: 40 MINUTES.;[03] REPAIRED STRINGER 26L LOCATED BS540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 ; FIGURE 206 ; SHEET 1 AND SHEET 2 SEE INDIVIDUAL SINGOFFS STEPS BELOW.;[04] REPAIRED STRINGER 26L LOCATED BS540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1 ; FIGURE 206 ; SHEET 1 AND SHEET 2 SEE INDIVIDUAL SINGOFFS STEPS BELOW.<BR>CERTIFIED AS RII

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