SDR B4MR98011

Service difficulty report · Floorbeam · Boeing 727243

Difficulty date: February 1, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N521DB
Make and model: Boeing 727243
Aircraft serial: 21266
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 1110
Stage of operation: IN
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

DURING ROUTINE CPCP INSPECTION, FOUND FS 1110 RBL 10 PREVIOUS FLOORBEAM REPAIR HAS CORROSION. REMOVED CORROSION IAW SRM 51-10-6. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-10-1. REMOVED DAMAGED UPPER PORTION OF FLOORBEAM AND FABRICATED REPAIR PARTS IAW SRM 53-10-8. INSTALLED REPAIR IAW B727 SRM 51-30-2. CORROSION TASK CARD NUMBER C53-224-03. NON-ROUTINE TASK CARD NUMBER 11971.