Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
April 29, 2025
Submitted
June 3, 2025
Operation
Air carrier
Aircraft
N288WN
Make and model
Boeing 7377H4
Aircraft serial
36611
Aircraft time
57,136 hours, 34,469 cycles
Part
Sidewall Support
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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 AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT PLATE MULTIPLE AREAS AROUND NUT PLATE HOLES BS727B TO BS767 LBL22 WL156<[01] CORROSION ON AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT PLATE FOUND TO BE OUT OF LIMITS. REMOVED; REPLACED AND INSTALLED NEW L/H FLOOR TO SIDEWALL SUPPORT AT BS 727 TO BS 847 LBL 22 WL 156 PER SRM 51-40-02-0G-0; DWG 146A7500 REV: -; AND DWG 146A0061 REV: A.

More about the Boeing 737-7H4