SDR 08FDEA03922

Service difficulty report · Intercostal · Boeing 727227

Difficulty date: September 17, 2008
Submitted: September 22, 2008
Operation: Air carrier
Aircraft: N488FE
Make and model: Boeing 727227
Aircraft serial: 21491
Aircraft time: 41,722 hours, 28,113 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: 6558504
Condition: Corroded
Location: Zone 100
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

LWR EXT FUSE WING BODY FRG SUPPORT FRAME INTERCOSTAL ASSY INT SURF IS CORRODED BS 773, LBL9- RBL 9, WL 140. FABRICATED NEW SPLICE PLATE AND INSTALLED, REF BOEING DWG 65-58504. REMOVED FRAME SUPPORT, REMOVED CORROSION ON SLICE PLATE MATERIAL LOSS 50 PERCENT OUT OF LIMITS. INSTALLED NEW SPLICE PLATE TO THE FRAME SUPPORT, INSTALLED FRAME SUPPORT AT BS 773, LBL 9-RBL 9, WL 140. INSTALLED TWO NEW BLOCK AND ROD ASSY ON FRAME SUPPORT REF SRM 51-30-02 PG 2-15.