SDR SWAA2023032004043

Service difficulty report · Strap · Boeing 7377H4

Difficulty date: February 16, 2023
Submitted: March 20, 2023
Operation: Air carrier
Aircraft: N278WN
Make and model: Boeing 7377H4
Aircraft serial: 36441
Aircraft time: 52,434 hours, 31,459 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Strap
Condition: Corroded
Location: Zn 200 Fus Top
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

CORROSION ON STRAP BTW BS 1006 TO BS 1016 RBL 2 AND WL 208 AFT GALLEY AREA 2023-127570<[01] REPLACED NEW STRAP BTW BS 1006 TO BS 1016 RBL 2 AND WL 208 AFT GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 147A5730 SHEET:23 REV:C SEE INDIVIDUAL SIGN OFF BELOW;[02] CORRECTED STEP 1.<BR>REPLACED STRAP BTW BS 1006 TO BS 1016 RBL 2 AND WL 208 AFT GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 147A5730 SHEET:23 REV:C SEE INDIVIDUAL SIGN OFF BELOW;[03] JOB COMPLETED RII.

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