Service difficulty report · Pressure Web · Boeing 737724

Difficulty date
August 9, 2023
Submitted
August 11, 2023
Operation
Air carrier
Aircraft
N23707
Make and model
Boeing 737724
Aircraft serial
28768
Aircraft time
76,586 hours, 27,640 cycles
Part
Pressure Web
Part number
111A111
Condition
Cracked
Location
Ctr Rear Spar
Stage of operation
IN
How discovered
O
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

CRACK FOUND ON CENTER WING REAR SPAR VERTICAL PRESSURE WEB AT LBL 40.00 TO LBL 31.83 (DOT 002). REF AAR N/R 9204444. INSPECTION INTERVAL 36,000 FLIGHT CYCLES. WORK ACCOMPLISHED BY V896697. REPAIRED WEB AT CENTER WING REAR SPAIR IN REF SRM 57-10-10-2R-3 STA 663, LBL 31.83 TO LBL 45.0. ACCOMPLISHED INSPECTION 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION HIGH FREQUENCY EDDY CURRENT AND LOW FREQUENCY EDDY CURRENT.