SDR FDEA201010043907

Service difficulty report · Shear Tie · Boeing 727227

Difficulty date: October 4, 2010
Submitted: October 15, 2010
Operation: Air carrier
Aircraft: N490FE
Make and model: Boeing 727227
Aircraft serial: 21493
Aircraft time: 43,394 hours, 28,778 cycles
System (JASC): 5322 · Fuselage Internal Mounting Structure
Part: Shear Tie
Part number: 65176633
Condition: Corroded
Location: Bs 720 S27-28r
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 ON SHEAR TIE AT BS 720 BETWEEN STRINGERS 28R AND 27R. CUT OUT DAMAGED SECTION OF BS 720 SHEAR TIE BETWEEN STR 28R AND 27R, 6" X 3 1/4" IAW SRM, REV 103, 53-10-4 FIG 12. FABRICATED SHEAR TIE USING 7075-0, .063" X 12" X 7 1/4", FILLER USING 7075-T6, .050" X 5 3/4" X 1", AND (2) FILLERS USING 7075-T6, .063" X 3" X 3/4" AND .063" X 2 3/4" X 3/4" IAW SRM 53-10-4 FIG 12 AND 53-10-2 FIG 3. INSTALLED SHEAR TIE AND REPAIR FILLERS IAW SRM 51-30-2.