SDR SCNA20201201367

Service difficulty report · Shear Web · Boeing 7378K2

Difficulty date: November 23, 2020
Submitted: December 1, 2020
Operation: Air carrier
Aircraft: N817SY
Make and model: Boeing 7378K2
Aircraft serial: 30392
Aircraft time: 65,543 hours, 25,167 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shear Web
Condition: Corroded
Location: Cabin
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 CABIN FLOOR SHEAR WEB STA 1016 RBL 24 WL 208. CORROSION ON AFT CABIN FLOOR SHEAR WEB STA 1016, RBL 24, WL 208. FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS, IAW SRM 53-70-51-1A-1. REMOVED AND REPLACED DAMAGED SHEAR WEB, IAW SRM 51-40-02-0G-0 AND BOEING DWG 147A5700.

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