What was found
REAR VERTICAL PRESSURE BULKHEAD UPPER OUTBOARD COUNTERSINK FASTENER HOLE ABOVE BALL DRAIN HOUSING CUTOUT THE BULKHEAD WEB CRACKED AT LBL 35. REPAIRED THE BULKHEAD WEB IAW EA.
- Difficulty date
- March 31, 2018
- Submitted
- April 5, 2018
- Operation
- Air carrier
- Aircraft
- N921WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36626
- Aircraft time
- 34,585 hours, 20,568 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Bulkhead Web
- Part number
- 11111111
- Condition
- Cracked
- Location
- Bs 663
- 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.