SDR DALA14024545641

Service difficulty report · Floorbeam · Boeing 757251

Difficulty date: April 18, 2014
Submitted: April 22, 2014
Operation: Air carrier
Aircraft: N541US
Make and model: Boeing 757251
Aircraft serial: 26488
Aircraft time: 54,338 hours, 21,753 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 365
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

MAIN CABIN FLOORBEAM AT BS 365, BL 0-RBL 62 CORRODED. REMOVED CORROSION. COMPLIED WITH UT THICKNESS INSPECTION TO AREA IAW NDTM P4, 51-00-10 A 9710, FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51. CUTOUT FLOORBEAM UPPER TEE FROM LBL 11-RBL 70. COMPLIED WITH HFEC INSPECTION TO THE FLOORBEAM CUT OUT IAW NDTM P6 51-00-19. NO CRACKS NOTED LOCATED & DRILLED NEW TEE, FABRICATED & DRILLED REPAIR ANGLES AND REPAIR STRAP. INSTALLED NEW TEE & REPAIR PARTS IAW SRM 53-00-51 REP 8.