Service difficulty report · Shield · Boeing 737790

Difficulty date
August 8, 2022
Submitted
August 26, 2022
Operation
Air carrier
Aircraft
N560WN
Make and model
Boeing 737790
Aircraft serial
30542
Aircraft time
70,697 hours, 34,642 cycles
Part
Shield
Condition
Corroded
Location
Aft Cargo
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+2; BS 847+6; BS 847+19. / [01] DAMANGE FOUND ON ACB FWD SHIELD BS 847-867 RBL 21 WL159 P/N 146A8127-1 FOUND TO BE OUT OF LIMIT IAW SRM PART WILL BE REPAIRED BY REMPLACEMENT IAW SRM 51-10-02-0G-0 PAR. 9C;[02] VERIFIED CORRETIVE ACTION 1;[03] RECIVED NEW SHIELD ITEM 146A8127-5 LOT 1492406-1 LOCATED AND DRILLED NEW SHIELD AT BS 847 TO 867 RBL21; IAW 737-700 SRM 51-40-05-0G-0 DWG 146A0081.-;[04] UPDATED PARTS USAGE;[05] VERIFIED CORRECTIVE ACTION 3