SDR DALA2018041902640

Service difficulty report · Plate · Boeing 757251

Difficulty date: April 18, 2018
Submitted: April 19, 2018
Operation: Air carrier
Aircraft: N544US
Make and model: Boeing 757251
Aircraft serial: 26491
Aircraft time: 69,549 hours, 22,281 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Plate
Condition: Corroded
Location: Threshold
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

WHILE PERFORMING AN INSPECTION, FOUND THE FORWARD CARGO DOOR CUTOUT LOWER THRESHOLD PLATE CORRODED BS 580. FOUND OUT OF LIMITS IAW SRM 53-30-15, PG 106, FIG 101. REMOVED AND REPLACED THE THRESHOLD PLATE IAW SRM 51-50-02, PG 4-7, AND DWG 143N8522, REV D.