SDR FDEA201102220677

Service difficulty report · Floorbeam · Boeing 727227

Difficulty date: February 22, 2011
Submitted: March 7, 2011
Operation: Air carrier
Aircraft: N485FE
Make and model: Boeing 727227
Aircraft serial: 21488
Aircraft time: 43,222 hours, 29,664 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 652082710
Condition: Corroded
Location: Bs 620
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

CORROSION ON TEE CAP FLOORBEAM, STA 620, BL 0 TO RBL 25. REMOVED CORROSION. EVALUATED AREA; ORIGINAL THICKNESS .125" MATERIAL LOSS .015" MATERIAL REMAINING .110" FOUND TO BE OUT OF LIMITS. CUT OUT DAMAGED AREA APPROX DIM 100". FABRICATED TEE CAP & FILLER. FABRICATED 2 SUPPORT ANGLES, 2 STRAPS AND INSTALLED ALL REPAIR PARTS IAW SRM 51-10-6, SRM 53-10-2, SRM 53-10-1 FIG 4B, SRM 51-30-2, SRM 53-10-8 FIG 8 SRM 51-10-2 AND 51-30-2 REV 103.