Service difficulty report · Angle · Boeing 737

Difficulty date
March 1, 2022
Submitted
March 28, 2022
Operation
Air carrier
Aircraft
N238WN
Make and model
Boeing 737
Aircraft serial
34713
Aircraft time
53,117 hours, 31,534 cycles
Part
Angle
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

CORROSION ON E&E BAY SKIN TO FRAME ATTACH ANGLE AT LBL 5 BS 358 I/B SIDE OF L/H STRINGER 27.(MARKED) / [01] CORRECTION AT LOCATION AND PART DAMAGED. <BR>REMOVED CORROSION ON E&E BAY SPLICE STRAP ATTACH TO SKIN AT LBL 8.5 BS 358 I/B SIDE OF L/H STRINGER 27 AREA 0.6' X 0.6' ; IAW SRM 51-10-02-0G-0;[02] VERIFIED SRM 53-00-01-1A-5 ALLOWABLE DAMAGE 5 IS APPLICABLE TO THIS AIRCRAFT.;[03] INSPECTED AND VERIFIED CORRECTIVE ACTIONS 1 AND 2.<BR><BR>UT THICKNESS TESTED BLENDED AREA PER 737NDT PART 4 51-00-00 PROCEDURE 2. LOWEST REMAINING THICKNESS IS .068'. TOOL E650 ATS2342.;[04] CORROSION ON E&E BAY SKIN TO FRAME ATTACH ANGLE AT LBL 5 BS 358 I/B SIDE OF L/H STRINGER 27 REPAIRED IAW 22-153-00667 (N238WN-ATS(PAE)-REPAIR-BS 360 SPLICE STRAP - CORROSION BETWEEN STR-27L AND STR-28L;[05] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 4.;[06] VERIFIED FAULT AND ALL SUBTASKS ARE COMPLETE.