Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
February 4, 2024
Submitted
March 6, 2024
Operation
Air carrier
Aircraft
N465WN
Make and model
Boeing 7377H4
Aircraft serial
33829
Aircraft time
65,480 hours, 39,229 cycles
Part
Sidewall Support
Part number
UNKNOWN
Condition
Corroded
Location
Bs 500-500c
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 FOUND AT SECTION 2; LBL 21; BS 500-500C; WL 150 FAULT CORRECTION-CORROSION FOUND AT SECTION 2 AROUND NUTPLATE HOLES AT FLOOR TO SIDEWALL SUPPORTF<[01] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BETWEEN BS.396 - 500D; LBL21 WL 156.5 IAW B-737-700 SRM 51-40-02; SRM 53-00-53-2R-6 REPAIR 6 & DWG# 143A7500.;[02] UPDATE CORRECTIVE ACTIONS: REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BETWEEN BS.396 - 500D; LBL21 WL 156.5 AND (1EA.) SPLICE SIDEPLATE LOCATED AND BS. 480+10 IAW B-737-700 SRM 51-40-02; SRM 53-00-53-2R-6 REPAIR 6 & DWG# 143A7500.;[03] VERIFIED CORRECTIVE ACTION COMPLETE.<BR>VERIFIED MEASUREMENT TABLE.

More about the Boeing 737-7H4