Service difficulty report · Vapor Barrier · Boeing 737823

Difficulty date
June 17, 2025
Submitted
June 20, 2025
Operation
Air carrier
Aircraft
N850NN
Make and model
Boeing 737823
Aircraft serial
40580
Aircraft time
44,276 hours, 18,792 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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 REPORT FOR AALA202506179829: QC REVIEWED AND DETERMINED THE WRONG AIRCRAFT (807NN) WAS IDENTIFIED. SECTIONS 1 AND 3 HAVE BEEN UPDATED WITH CORRECT AIRCRAFT INFORMATION FOR 850NN. AIRCRAFT IN BASE MAINTENANCE: CRACK IN WING CENTER SECTION REAR SPAR VAPOR BARRIER, LEFT HAND WHEEL WELL, AT STA 663, LBL 31.82. REPAIRED VAPOR BARRIER PER SRM 57-10-10-2R-2.