Service difficulty report · Shield · Boeing 7377H4

Difficulty date
March 31, 2022
Submitted
April 22, 2022
Operation
Air carrier
Aircraft
N769SW
Make and model
Boeing 7377H4
Aircraft serial
30588
Aircraft time
74,146 hours, 43,614 cycles
Part
Shield
Part number
146A81275
Condition
Corroded
Location
Aft Cargo Bay
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 DOOR CUTOUT AFT SHIELD FROM STA 847 TO STA 867; RBL 22; WL 164. / [01] NO ALLOWABLE DAMAGE LIMITS IN SRM REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0;[02] VERIFIED;[03] RECEIVED NEW SHIELD ITEM: 146A8127Y5 LOT: 1481640-1 PO/NUMBER: 856196. LOCATED AND DRILL NEW SHIELD IAW SRM 51-40-02; SRM 51-40-05 AND DWG 146A8127 ID:0002 REV:B;[04] VERIFIED CORRECTIVE ACTION #3.;[05] FIXED MEASUREMENT 22 TO MINOR.;[06] SIGNED FOR PART;[07] VERIFIED CARD COMPLETE.;[08] CORRECTED MEASUREMENT SECTION 22;[09] CERTIFY MEASUREMENT SECTION 22 CORRECTED

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