Service difficulty report · Support · Boeing 737790

Difficulty date
September 15, 2017
Submitted
February 2, 2022
Operation
Air carrier
Aircraft
N557WN
Make and model
Boeing 737790
Aircraft serial
30166
Aircraft time
55,212 hours, 25,579 cycles
Part
Support
Condition
Corroded
Location
Aft Cargo Bay
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*** AFT CARGO FLOOR SUPPORT AT 727-727A LBL 3 HAS CORROSION / ACB; FLOOR SUPPORT AT BS 727-727A LBL 3 CORROSION REMOVED 1.0' X 2.0' AND 1.0' X 1.0'; LOST MATERIAL 0.020' ORIGINAL MATERIAL 0.063' REMAINING THICKNESS 0.043' FOUND TO BE OUT OF ALLOWABLE LIMITS PER SRM 53-00-53-1A-2 AND SRM 51-10-02-0G-0; DAMAGE WILL BE REPAIRED ON CUSTOMER CARD T704364