- Difficulty date
- December 15, 2022
- Submitted
- December 29, 2022
- Operation
- Air carrier
- Aircraft
- N401WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29813
- Aircraft time
- 73,533 hours, 43,472 cycles
- Part
- Skin
- Condition
- Elongated
- Location
- Zn 500 Left Wing
- 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
REJECT. ELONGATED HOLE LOWER SURFACE SKIN COUNTERSINK AT LEVEL ORSS 261 TRAILING EDGE AT LT WING (4 EA) 2022-688572<[01] PERFORMED OVERZISE COUNTERSINK ON 4 HOLES LOCATED LOWER SURFACE SKIN AT LEVEL ORSS 261 TRAILING EDGE AT LT WING (4 EA) IAW B737-700 SRM 51-40-08 TABLE A;[02] CERTIFIED RII WORK PERFORMED.