Service difficulty report · Skin · Boeing 727225

Difficulty date
August 14, 2005
Submitted
September 29, 2005
Operation
Air carrier
Aircraft
N748DH
Make and model
Boeing 727225
Aircraft serial
22440
Aircraft time
45,125 hours, 26,811 cycles
Part
Skin
Condition
Corroded
Location
Bs 990
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

AFT CARGO BILGE SKIN AREA HAS CORROSION AT STA 990 BETWEEN STR 28R AND 29R WCT 1312. CUT OUT DAMAGED AREA (3' BY 2 1/2") AT BS 970 AND REMOVED PREVIOUS DOUBLER AT BS 990 STR 29R -28R WITH PREVIOUS CUT OUT 5 1/2" BY 4" FABRICATED DOUBLER 2024T3 .125 PO 9002678 35" BY 34" AND 2 FILLER 8" BY 5" AND NR " BY 2 1/2" 2024-T3 .100 PO 9002507 IAW B727 SRM 53-30-3 FIG 3. TREATED AND PRIMED AREA AND REPAIR PARTS IAW B727 SRM 51-10-2. INSTALLED DOUBLER IAW B727 SRM 53-30-3 FIG 3 REPAIR IS A CAT B.