SDR SWAA2021120640507

Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date: November 4, 2021
Submitted: December 6, 2021
Operation: Air carrier
Aircraft: N206WN
Make and model: Boeing 7377H4
Aircraft serial: 34011
Aircraft time: 52,876 hours, 31,083 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Attach Angle
Condition: Corroded
Location: Fuselage
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 ATTACH ANGLE AT WL 150, RBL 7, BS 727D+4. NO ALLOWABLE DAMAGE FOR ATTACH ANGLE. REMOVED ATTACH ANGLE IAW SRM 51-40-02-0G-0. FABRICATED ATTACH ANGLE IAW SRM 51-40-08, AND DWG 146A7734, SHT 2, REV A. APPLY CHEMICAL CONVERSION AND PRIMER IAW SRM 51-20-01-0G-0. INSTALLED A NEW ANGLE IAW SRM 51-40-02, AND DWG 146A7730 REV -.

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