SDR DHL2007742027

Service difficulty report · Shear Tie · Boeing 727225

Difficulty date: December 3, 2007
Submitted: February 16, 2008
Operation: Air carrier
Aircraft: N742DH
Make and model: Boeing 727225
Aircraft serial: 21290
Aircraft time: 60,719 hours, 38,406 cycles
System (JASC): 5322 · Fuselage Internal Mounting Structure
Part: Shear Tie
Condition: Corroded
Location: Bs 720f S26-27l
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

BS 720F BETWEEN STRINGER 26L AND 27L FRAME SHEAR TIE HAS CORROSION. CUT OUT DAMAGED AREA APPROXIMATE DIMENSION 5.5" BY 2.125" IAW B-727 SRM 53-10-3 FIGURE 11. FABRICATED REPAIR DOUBLER FROM 7075-T6 0.071 PO NR 9005482 APPROXIMATE DIMENSION 4.25" BY 5.375" IAW B-727 SRM 53-10-2 FIGURE 11 AND SRM 53-10-2 FIGURE 3. TREATED AND PRIMED REPAIR DOUBLER IAW B-727 SRM 51-10-2. INSTALLED FRAME SHEAR TIE REPAIR AT BS 720F BETWEEN STRINGER 26L AND 27L IAW B-727 SRM 53-10-3 FIGURE 11.