Service difficulty report · Vapor Barrier · Boeing 7377H4
FAA SDR system
- Difficulty date
- June 15, 2023
- Submitted
- August 14, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29839
- Aircraft time
- 66,457 hours, 39,411 cycles
- Part
- Vapor Barrier
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zn 100 Fus Lower
- 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
LOWER FUSELAGE CENTER WING BULKHEAD R/H VAPOR BARRIER UPPER CHORD ATTACHED ANGLE CRACKED AT RBL 40 STA 663.75<[01] OK TO INSTALL NEW VAPOR BARRIER UPPER CHORD ATTACHED ANGLE.;[02] REMOVED; FABRICATED AND INSTALLED NEW R/H VAPOR BARRIER UPPER CHORD ATTACHED ANGLE. REF B737 SRM 51-40-02-0G-0; DWG 111A1000; DWG 111A1322;[03] RII -- VERIFIED R/H VAPOR BARRIER UPPER CHORD ATTACHED ANGLE REPLACEMENT.