Service difficulty report · Shear Tie · Boeing 727227

Difficulty date
August 20, 2010
Submitted
September 7, 2010
Operation
Air carrier
Aircraft
N494FE
Make and model
Boeing 727227
Aircraft serial
21532
Aircraft time
42,381 hours, 28,172 cycles
Part
Shear Tie
Part number
651633925
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

SURFACE CORROSION BS 970 SHEAR TIE, STRINGER 29R - 27R. CUT OUT DAMAGED SHEAR TIES ON BS 970 FRAME BETWEEN STRINGER 29R AND 27R, 2" X 6 1/2" (QTY 2) IAW SRM 53-10-4 FIG 13. FABRICATED SHEAR TIE USING 7075-0, .071" X 4 1/2" X 7 1/2" AND DOUBLER USING 7075-T6, .071" X 7 1/2' X 3 3/8" AND RADIUS FILLER USING 7075-T6, .071" X 6 1/2" X 1" BETWEEN 28R AND 29R. FABRICATED SHEAR TIE USING 7075-0, .071" X 8 1/8" X 4 1/2" AND DOUBLER USING 7075-T6 .071" X 6 1/2" X 3 1/2" BETWEEN STRINGER 27R AND 28R IAW SRM 53-10-4 FIG 13. INSTALLED REPAIR DOUBLERS AND SHEAR TIES IAW SRM 53-10-4 FIG 13, REV 103.