What was found
DURING D-CHECK, CORROSION IN 'S' DUCT ON SKIN INT AT RIB 20 BLR 3 INCH. REMOVED CORROSION APPROX 3 INCH BY 3 INCH. INSTALLED DOUBLER REPAIR AS PER SRM 54-10-3, DOUBLER APPROX 6 INCHES BY 10 INCHES 7075-T6. TOTAL CYCLES 29,577.
- Difficulty date
- February 28, 1995
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N740DH
- Make and model
- Boeing 7272Q9
- Aircraft serial
- 21930
- System (JASC)
- 5414 · Nacelle/Pylon, Plate/Skin
- Part
- Skin
- Condition
- Corrosion
- Location
- 'S' Duct
- Part time
- 32,255 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.