SDR SWAA2021110919709

Service difficulty report · Skin · Boeing 737*

Difficulty date: September 17, 2021
Submitted: November 9, 2021
Operation: Air carrier
Aircraft: N783SW
Make and model: Boeing 737*
Aircraft serial: 29809
Aircraft time: 68,060 hours, 40,258 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
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

AFT UPPER FUSELAGE AT STA 1016 - STA 1088 STR 3L - STR 3R WL 308.5 HAS SURFACE CORROSION. REMOVED CORROSION ON UPPER FUSELAGE FROM BS 1016 TO 1088, BETWEEN STRINGER 3L AND 3R, WL 308.5 IAW SRM 51-10-02-0G-0. NO MATERIAL LOST AREAS WITHIN LIMITS IAW SRM 53-00-01-1A-1DETAIL C & FIG. 104. TREATED AND PRIMED AREA IAW AMM 51-21-41-370-802 & 51-21-72-370-804. INSTALLED FASTENERS AND SUPPORT BRACKET IAW SRM 51-40-02-0G-0.