SDR FDEA201812173530

Service difficulty report · Deck Plate · Boeing 757222

Difficulty date: December 17, 2018
Submitted: December 18, 2018
Operation: Air carrier
Aircraft: N783FD
Make and model: Boeing 757222
Aircraft serial: 26678
Aircraft time: 72,598 hours, 27,496 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Deck Plate
Part number: 146N53183
Condition: Corroded
Location: Bs 1681
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 AROUND FASTENER HOLES IN MAIN CARGO FLOOR STRUCTURE SHEAR WEB UPPER CHORD UPPER SURFACE B.S. 1681 RBL.48 REMOVED CORROSION AT STA.1681 RBL48. ORIG. MAT. .071", REM.MAT..055, MATERIAL LOSS OF .016" IS OUT OF LIMITS PER B757 SRM 53-00-51-1A. FABRICATED REPAIR DOUBLER DIM.= 5"X 6" FROM .063" 2024-T3 CLAD P/O # FSS183476. PERFORMED AFT DECK PLATE REPAIR 2 ALT I IAW B757 SRM 53-60-51-2R. SHIM DIM.=.5" X1" FABRICATED FROM 2024 T-3 .012", P/O# FS1703502.