Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
July 29, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N442WN
Make and model
Boeing 7377H4
Aircraft serial
32459
Aircraft time
60,608 hours, 35,906 cycles
Part
Bracket
Condition
Cracked
Location
Rt Nacelle
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 AFT STRUT FAIRING BOX BRACKET INBOARD AREA AT RT PYLON ; 2021-341311 / [01] REMOVED STRUT FAIRING BOX BRACKET INBOARD AREA AT RT PYLON IAWB737-700 SRM51-40-02 AND PERFORMENT VISUAL INSPECTION ON AREA AND NO FOUN MORE DAMAGE; [02] COMPLETED STEP 1; [03] OK TO INSTAL NEW STRUT FAIRING BOX BRACKET INBOARD AREA AT RT PYLON; [04] COMPLETED STEP 3; [05] INSTALLED NEW BRAKET ON STRUT FAIRING BOX INBOARD AREA ON R/H PYLON IAW B B737-700 SRM 51-40-02 DWG # 311A2683 REV. -; [06] REPLACED BRAKET ON STRUT FAIRING BOX INBOARD AREA ON R/H PYLON IAW B B737-700 SRM 51-40-02 DWG # 311A2683 REV. -; [07] STEP 6 CORRECTIVE ACTION REPLACED BRAKET ON STRUT FAIRING BOX INBOARD AREA ON R/H PYLON IAW B B737-700 SRM 51-40-02 DWG # 311A2683 REV. - MEASURES DE CRACK IS: 0.450 TOOL USED CALIPER P/N DIGITAL 150 S/N AE-412604 DUE DATE 28-MAY 22; [08] TASK CARD COMPLETED

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