Service difficulty report · Crease Beam · Boeing 737724

Difficulty date
May 29, 2021
Submitted
May 31, 2021
Operation
Air carrier
Aircraft
N23721
Make and model
Boeing 737724
Aircraft serial
28940
Aircraft time
70,533 hours, 25,160 cycles
Part
Crease Beam
Part number
143A591312
Condition
Cracked
Location
Bs 500-500a
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

REF. FLEET CYCLE LOG PAGE 9775471. FOUND CRACK AT CREASE BEAM SHEAR WEB AT STA 500 TO 500A UNDER WINDOW #9. REPAIRED PER ECRA# 5311-02576. REQUIRES DIP FOR REINSPECT PER STEP 11 OF ECRA. PER STEP 11 OF ECRA# 5311-02576 ACCOMPLISH INSPECTION REQUIREMENTS ON OR BEFORE THE AIRCRAFTREACHING 75,000 TOTAL FLIGHT CYCLES PER PART 2 OF EC/RA 5311-02576. TOMC APPROVED DTA DIP TO ACCOMPLISH INSPECTION REQUIREMENTS ON OR BEFORE THE AIRCRAFT REACHING 75,000 TOTAL FLIGHT CYCLES PER PART 2 OF EC/RA 5311-02576. REF PART 1 STEP 11 TOMC-APPROVAL FROM SC1ELBYC COMMENT VERIFIED DIP Q/C REVIEWED. Q/C REVIEWED. INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.