Service difficulty report · Former · Boeing 737

Difficulty date
September 2, 2021
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N208WN
Make and model
Boeing 737
Aircraft serial
29856
Aircraft time
52,294 hours, 30,932 cycles
Part
Former
Condition
Corroded
Location
Fuselage
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

SUPPLEMENTAL INFORMATION: FAIRING FORMER HAS CORROSION AT GROUND STUD BS 540 RBL 22 ON FWD SIDE ; / [01] REMOVAL CORROSION ON FAIRING FORMER BTW BS 540 RBL 22 . IAW SRM 51-10-02-0G-0 . MEASURES L=1.75' X W=1.5' X D=0.040' FOUN TO BE OUT OFF LIMITS IAW SRM 53-30-71-1A-1 ALLOWABLE DAMAGE 1 PARAG.4.A.(2)TABLE 3FIG.105 DETAIL K. USED TOOL:DEPTH GAGE ID:ATS1225. DUE DATE:07/2022.; [02] REMOVAL CORROSION ON FAIRING FORMER BTW BS 540 RBL 22 . IAW SRM 51-10-02-0G-0 . MEASURES L=1.75' X W=1.5' X D=0.040' FOUN TO BE OUT OFF LIMITS IAW SRM 53-30-71-1A-1 ALLOWABLE DAMAGE 1 PARAG.4.A.(2)TABLE 3FIG.105 DETAIL K. USED TOOL:DEPTH GAGE ID:ATS1225. DUE DATE:07/2022. ORIGINAL MATERIAL THICKNESS IS 0.080' PER DWG# 149A7177;4 <BR><BR>NO DEFECTS NOTED WITH REMOVED REPAIR ANGLE.; [11] VERIFIED OK TO REINSTALL REPAIR ANGLE AT FAIRING FORMER BS 540 RBL 22; [12] INSTALLED REPAIR PARTS AT FAIRING FORMER OF BS 540 RBL 22 IAW SRM 51-40-02-0G-0 AND EA 21-153-02651-WIP2;