Service difficulty report · Frame · Boeing 7377H4

Difficulty date
January 24, 2019
Submitted
March 2, 2022
Operation
Air carrier
Aircraft
N401WN
Make and model
Boeing 7377H4
Aircraft serial
29813
Aircraft time
62,676 hours, 36,716 cycles
Part
Frame
Condition
Corroded
Location
Cabin
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 FRAME AT FWD PASSENGER COMPARTMENT BS294.5 S-3L WL288.1. (MARKED) / AFTER DAMAGE REMOVAL; THE BLEND MEASURES 1.6' X 1.0'; MINIMUM REMAINING THICKNESS OF 0.043'. ORIGINAL THICKNESS 0.051' THE AREA WAS REWORKED AS PER EA 1-753-34250 REV IR AND ATS ER 19-01714 REV IR

More about the Boeing 737-7H4