Service difficulty report · Sidewall Support · Boeing 7377H4
FAA SDR system
- Difficulty date
- August 16, 2023
- Submitted
- September 12, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36621
- Aircraft time
- 50,939 hours, 30,749 cycles
- Part
- Sidewall Support
- Part number
- UNKNOWN
- Condition
- Corroded
- Location
- Zn 100 Fus Lower
- Stage of operation
- IN
- How discovered
- 9
- 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 BAY R/H FLOOR TO SIDEWALL SUPPORT HAS CORROSION BS 727A+10 TO BS 747+6 RBL 21 WL 156<[01] PARTIAL UPDATES ON STEP 3 & 4;[02] ADDED REFERENCES TO STEP 4;[03] COMPLETED STEP 5;[04] PARTIAL UPDATE TO STEP 3;[05] COMPLETED STEP 3