Service difficulty report · Support · Boeing 7377BD

Difficulty date
March 4, 2023
Submitted
April 4, 2023
Operation
Air carrier
Aircraft
N556WN
Make and model
Boeing 7377BD
Aircraft serial
33936
Aircraft time
37,398 hours, 21,958 cycles
Part
Support
Condition
Corroded
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

AFT CARGO BAY - CORROSION ON SIDEWALL SUPPORT AT LBL 21 BS 767+13; LBL 22 BS 767+5.5; BS 767+7.25; BS 767+10; BS 767+14; BS 767+19; BS 787+2; BS 787+10; BS 787+14.<[01] VERIFIED APPLICABILITY OF SRM 53-60-53-01-2 FOR IDENTIFICATION AND SRM 53-00-53-1A-2 FOR ALLOWABLE LIMIT.;[02] PARTIALLY COMPLETED STEPS 1-9;[03] VERIFIED CORRECTIVE ACTION 1 AND 2 AND THE MEASUREMENT TABLE.;[04] THIS CARD WILL BE ACCOMPLISHED WITH THE CUSTOMER CARD NBR:TTG8Q00J97AJ;[05] VERIFIED CORRECTIVE ACTIONS STEP 4.

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