Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
May 7, 2023
Submitted
June 5, 2023
Operation
Air carrier
Aircraft
N283WN
Make and model
Boeing 7377H4
Aircraft serial
36610
Aircraft time
52,109 hours, 31,408 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 26R LOC BS 540 FWD CARGO COMPARTMENT 2023-299430<[01] TOOL USED: ULTRASONIC THICKNESS GAUGE; PN: 45MG; SN: 221861811; DUE DATE: 08-NOV-23;[02] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 25-JAN-24; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-24.;[03] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 500 D; S/N: N500X1693P030456; DUE DATE: 12- MAR-24.;[04] REPAIRED STRINGER 26R LOC BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1; FIG 206;[05] STEP 4 ENTERED IN ERROR; CORRECT STEP IS:<BR>REPAIRED STRINGER 26R LOC BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1; FIG 206<BR>SEE INDIVIDUAL SIGNOFFS BELOW;[06] RII ITEM <BR>REPAIRED STRINGER 26R LOC BTW BS 500D TO BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-2R-1 REPAIR 1; FIG 206 <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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