Service difficulty report · Shield · Boeing 7377H4

Difficulty date
September 30, 2022
Submitted
November 9, 2022
Operation
Air carrier
Aircraft
N201LV
Make and model
Boeing 7377H4
Aircraft serial
29854
Aircraft time
59,586 hours, 35,374 cycles
Part
Shield
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

CORROSION ON AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847+3; BS 847+8. / [01] CORROSION ON AFT CARGO BAY AFT DOOR SHIELD AT RBL 21 BS 847+3; BS 847+8 P/N 146A8127-10;AREA OT= 0.050; RT=0.044;X=0.006;L=1.400' W=0.750' WITH DEPTH GAGE ID:ATS1225<BR>S/N:UNKNOWN<BR>DATE:08/2022<BR>DUE:08/2023<BR> FOUND TO BE OUT LIMITS DUE TO NO ALLOWABLE DAMAGE IN SRM; IT WILL BE REPAIRABLE BY REPLACEMENT I.A.W SRM 51-10-02-0G PAR 9C .;[02] LOCATED AND DRILLED AFT DOOR SHIELD P/N 146A8127-10 LOT: 1497361-1 ; IAW SRM 51-40-05 AND DWG # 146A0081 REV A.;[03] VERIFIED CORRECTIVE ACTION 1 AND 2;[04] VERIFIED MEASUREMENT FIELDS; PARTS FIELD NOT UPDATED BY AMT.;[05] UPDATED PARTS FIELD;[06] UPDATED PARTS FIELD;[07] VERIFIED MEASUREMENT TABLE.;[08] ALL WORK COMPLETED;[09] VERIFIED COMPLETION OF TASK.

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