SDR SWAA2021110119231

Service difficulty report · Drag Brace · Boeing 7377H4

Difficulty date: September 19, 2021
Submitted: November 1, 2021
Operation: Air carrier
Aircraft: N414WN
Make and model: Boeing 7377H4
Aircraft serial: 29820
Aircraft time: 67,826 hours, 39,808 cycles
System (JASC): 5530 · Vertical Stabilizer
Part: Drag Brace
Condition: Corroded
Location: R/H Vert. Stab.
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

CORRODED OTB DRAG BRACE ON VERTICAL STABILIZER. REMOVED THE DRAG BRACE IAW SRM 51-40-02, DRILLED NEW DRAG BRACE IAW SRM 51-40-05. APPLIED PROTECTIVE TREATMENT ON HOLES IAW SRM 51-20-01. INSTALLED THE NEW DRAG BRACE AND FASTENERS IAW SRM 51-40-02, AND DWG 148A8200, SHEET 2, REV A.

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