SDR SWAA2022121372156

Service difficulty report · Threshold · Boeing 7377H4

Difficulty date: November 16, 2022
Submitted: December 13, 2022
Operation: Air carrier
Aircraft: N267WN
Make and model: Boeing 7377H4
Aircraft serial: 32525
Aircraft time: 52,811 hours, 31,569 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Threshold
Condition: Corroded
Location: Aft Cargo
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

CORROSION ON AFT CARGO BAY THRESHOLD, RBL 24, BS 787+12, RBL 26, BS 807+4, RBL 26, BS 827+1, RBL 26, BS 827+3, RBL 26, BS 827+6, RBL 26, BS 827+8, RBL 26, BS 827+13, RBL 21, BS 827+18. BLENDED CORROSION ON AFT CARGO BAY THRESHOLD AND FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1. LOCATED AND DRILLED A NEW AFT CARGO THRESHOLD IAW SRM 51-40-05, AND DWG 146A8123, REV C.

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