Service difficulty report · Crease Beam · Boeing 737724

Difficulty date
August 27, 2023
Submitted
August 31, 2023
Operation
Air carrier
Aircraft
N24715
Make and model
Boeing 737724
Aircraft serial
28786
Aircraft time
78,387 hours, 28,375 cycles
Part
Crease Beam
Part number
232A170211
Condition
Corroded
Location
Main 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

(B737-53-3-3568) MAIN CABIN, CREASE BEAM SHEAR WEB HAS CORROSION ON UPPER SURFACE FROM STA 670-685 RBL 68, TRANSCRIBED FROM HAEC O GSO N/R 9288654 REMOVED CORROSION, ORIGINAL THICKNESS .040" MATERIAL LOSS .008", V894900 INSP QC194 REMANING THICKNESS .032". FOUND TO BE OUT OF LIMITS IAW B737 SRM 53-40-13-1A-1. REMOVED AND REPLACED SHEAR WEB IAW B737 SRM 51-40-02 AND BOEING DWG 144A5901 SHT 11 REF HAECO GSO MECH