SDR ASAA2015093013593

Service difficulty report · Stringer · Boeing 737490

Difficulty date: September 30, 2015
Submitted: November 3, 2015
Operation: Air carrier
Aircraft: N703AS
Make and model: Boeing 737490
Aircraft serial: 28893
Aircraft time: 53,972 hours, 30,578 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Part number: 654577835
Condition: Corroded
Location: Bs 907-1016
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

STRINGER 21R AT BS 986 HAS LARGE AREA OF CORROSION. ACFT GROUNDED. REMOVED CORROSION AND CHECKED LIMITS FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-A-1. REMOVED, FABRICATED NEW AND INSTALLED NEW STIFFENER IAW SRM 51-40-02-0G-0, PARA 4 AND 7D SRM 51-40-05-0G-0, FIG 2, W .80", O .040", R 0", L 12.0", D .040".