SDR DALA2016021000972

Service difficulty report · Cusp Web · Boeing 757232

Difficulty date: February 1, 2016
Submitted: February 10, 2016
Operation: Air carrier
Aircraft: N652DL
Make and model: Boeing 757232
Aircraft serial: 24392
Aircraft time: 87,049 hours, 36,361 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Cusp Web
Condition: Corroded
Location: Bs 1400-1420
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

MAIN CABIN RT CUSP WEB BETWEEN BS 1400 AND 1420 HAS CORROSION. REMOVED CORROSION FROM RT CUSP WEB MATERIAL LOSS FOUND OUT OF LIMITS IAW SRM 53-60-13 ADI, REMOVED DAMAGED CUSP WEB, FABRICATED AND INSTALLED NEW CUSP WEB FROM 7075-0. .040" IAW 932AA-00302 APPROXIMATELY DIM 19" X 7", HEAT TREATED AND INSTALLED NEW CUSP WEB IAW SRM 51-40-02, DWG NR 146N5590, REV E AND BAC 5602.