Service difficulty report · Stringer Splice · Boeing 7377H4
FAA SDR system
- Difficulty date
- January 15, 2021
- Submitted
- February 17, 2021
- Operation
- Air carrier
- Aircraft
- N406WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 27894
- Aircraft time
- 66,898 hours, 39,718 cycles
- Part
- Stringer Splice
- Condition
- Corroded
- Location
- Ee Bay
- 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
CORROSION STRUCTURE ON STRINGER SPLICE BST 360 STR 23RH WL 130 AT EQUIPMENT ELECTRONIC COMP / REPLACED STRINGER SPLICE BS 360; STR.23R WL 160.5 EQUIPMENT ELECTRONIC COMPARTMENT IAW B737-700 SRM 51-10-02 ABD DRAWING #140A9101 REV. R FABRICATED FROM 70-75-01 0.045' HEAT TREATED AND CONVERTED 7075T6. P.O#2020203305; AFFECTED P/N 141A3340-34