SDR DALA2015051703363

Service difficulty report · Floor Support · Boeing 757231

Difficulty date: May 16, 2015
Submitted: May 19, 2015
Operation: Air carrier
Aircraft: N711ZX
Make and model: Boeing 757231
Aircraft serial: 28481
Aircraft time: 64,999 hours, 18,671 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Bs 1640-1681
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

FOUND CORROSION ON FLOOR STRUCTURE SUPPORT INBD OF R4 DOOR OF THE AFT MAIN CABIN FROM FS 1640 TO FS 1681 AND RBL 52. R & R FLOOR SUPPORT BETWEEN FS 1660 TO 1681, RBL 52 IAW DWG 146N5230, REV B, PN 146N5246V6, PO 7112X-00266. INSTALLED SUPPORT IAW DWG 146N5230 REV B. LP1950747.