Service difficulty report · Strap · Boeing 7377H4

Difficulty date
August 13, 2025
Submitted
September 11, 2025
Operation
Air carrier
Aircraft
N224WN
Make and model
Boeing 7377H4
Aircraft serial
32493
Aircraft time
64,161 hours, 38,577 cycles
Part
Strap
Condition
Corroded
Location
Zn 100 Fus Lower
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 FLOOR SPLICE STRAP AROUND NUT PLATE HOLE BS727D+6' RBL11.5 WL156. EVALUATED CORROSION ON AFT CARGO BAY FLOOR STRAP BS 727D+6 RBL 11.5 WL 156; FOUND TO BE OUT OF LIMITS; RECEIVED NEW STRAP AND APPLIED ENAMEL; ALL PER SRM 51-10-02-0G-0; AND MM 51-21-73-370-804.

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