Service difficulty report · Skin · Boeing 727225

Difficulty date
October 16, 2007
Submitted
February 18, 2008
Operation
Air carrier
Aircraft
N748DH
Make and model
Boeing 727225
Aircraft serial
22440
Aircraft time
46,617 hours, 27,939 cycles
Part
Skin
Condition
Corroded
Location
Bs 700
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

POSSIBLE CORROSION ON SHEAR TIE BS 700 INBOARD OF STRINGER 27R. FABRICATED SKIN DOUBLER REPAIR IAW B-727 SRM 53-30-3 FIGURE 3 AND 53-30-2, AND 2 FRAME SHEAR TIE REPAIR DOUBLERS IAW B-727 SRM 53-10-4 FIGURE 13 AND 14 AT BS 700 STRINGER 27R. MATERIAL USED SKIN DOUBLER 0.071" 2024-T3 16" BY 15.125" PO NR 9005773, AFT SHEAR TIE 0.050" 7075-T6 1" BY 1" BY 7.5" PO NR 9005685, FORWARD SHEAR TIE 0.063" 7075-T6 6" BY 4.25" PO NR 9005685. ALL PARTS AND AREA TREATED AND PRIMED IAW B-727 SRM 51-10-2. INSTALLED SKIN DOUBLER AND SHEAR TIE PARTS IAW B-727 SRM 51-30-2.