SDR DALA2025040702626

Service difficulty report · Floorbeam · Boeing 757232

Difficulty date: April 4, 2025
Submitted: April 7, 2025
Operation: Air carrier
Aircraft: N6710E
Make and model: Boeing 757232
Aircraft serial: 30482
Aircraft time: 78,413 hours, 30,453 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Zone 200
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

SHIP 6710 CORROSION OUT OF LIMITS IN REF. NRC 0422: CORROSION ON FLOOR BEAM BTW LBL.4 TO LBL.8 AND STA. 377. IT IS OUT OF LIMITS PER B757-200 SRM 53-10-15-1A PROCEDURE 1 ALLOWABLE DAMAGE 1 FIG 101. CORRECTIVE ACTION: SUMMARY OF NRC 00546: PREVIOUS REPAIR ON FLOOR BEAM BTW LBL.4 TO LBL.8 AND STA. 377 WAS REPLACED DUE CORROSION LEVEL 2 PER B757- 200 SRM 53-00-51-2R PROCEDURE 11 REPAIR 11. (0895860)