What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK IN CENTER WING SECTION VAPOR BARRIER ON LEFT HAND SIDE OF KEEL BEAM AT BS 663.75 AND WL 155.00. REPAIRED VAPOR BARRIER PER AARD 57-10-10-9 REPAIR 9 AND SRM 51-70-04-2R-10 REPAIR 10.
- Difficulty date
- September 22, 2023
- Submitted
- September 27, 2023
- Operation
- Air carrier
- Aircraft
- N958AN
- Make and model
- Boeing 737823
- Aircraft serial
- 30091
- Aircraft time
- 63,221 hours, 26,706 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Vapor Barrier
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zone 100 - Fuse
- 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.