Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
February 1, 2024
Submitted
March 5, 2024
Operation
Air carrier
Aircraft
N238WN
Make and model
Boeing 7377H4
Aircraft serial
34713
Aircraft time
58,632 hours, 35,085 cycles
Part
Sidewall Support
Part number
UNKNOWN
Condition
Corroded
Location
Bs 727f-787
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 LH SIDEWALL SUPPORT SECTION FROM BS 727F TO 787 HAS MULTIPLE CORROSION AROUND NUTPLATE HOLES; WL 150; LBL 21.0<[01] VERIFIED STEP 9 COMPLETE; STEP 10 IN PARTIAL.;[02] REMOVED AND REPLACE (1EA.) ZEE CHANNEL SIDEPLATE AT ACB BETWENN BS 727E+10 - BS 847 & RIVETED WITH (1AE.) SPLICE SIDEPLATE AT SIDEWALL SUPPORT LOCATED AT BS 727E+10 WL 150. LBL.21 IAW B-737-700 SRM 53-00-53-2R-6; AND INSTALLATION DWG# 143A7500 REV: A.<BR>ALL STEPS COMPLETED.;[03] VERIFIED CORRECTIVE ACTION 2

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