SDR SWAA2026020662533

Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date: January 18, 2026
Submitted: February 6, 2026
Operation: Air carrier
Aircraft: N945WN
Make and model: Boeing 7377H4
Aircraft serial: 36660
Aircraft time: 51,108 hours, 31,405 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support Angle
Condition: Corroded
Location: Zone 100
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.

What was found

CORROSION ON AFT CARGO BAY BODY TO AFT BULKHEAD SUPPORT ANGLE, BS 947, LBL 9 - RBL 9, WL 179. REMOVED AND REPLACED ACB AFT BULKHEAD LOWER SUPPORT ANGLE BS 947, LBL 8 TO RBL 22, WL 179 IAW SRM 51-40-02-0G-0, DWG 146A7500, REV -, AND AIPC 53-11-51-01.

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