Service difficulty report · Web · Boeing 7377H4

Difficulty date
July 8, 2022
Submitted
August 19, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Web
Condition
Corroded
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 1016 WEB AT AFT WET AREA BS1016 RBL6. MARKED. / [01] BEGAN REMOVING FASTENERS COMMON TO WEB BS1016-BS1031 BL0-RBL37 IAW SRM 51-40-02.;[02] NO ALLOWABLE LIMITS FOUND ON SRM FOR BS1016 SHEAR WEB ;REMOVED AND REPLACED OF THE PART IS APPLICABLE I.A.W SRM 51-10-02-0G-0 PAR 9.C;[03] REMOVED BS1016 R/H SHEAR WEB I.A.W SRM 51-40-02-0G-0;[04] REPLACEMENT OF THE BS1016 R/H SHEAR WEB TO BE COMPLETED ON COSTUMER CARD TTG8Q00DFLLX ALL AMT BLOCKS COMPLETED;[05] VERIFIED CORRECTIVE ACTION 4.;[06] ADDITION TO CORRECTIVE ACTION 5; VERIFIED MEASUREMENT TABLE.;[07] UPDATED CORROSION TABLE

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