- Difficulty date
- February 1, 2023
- Submitted
- March 6, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377BD
- Aircraft serial
- 33934
- Aircraft time
- 50,644 hours, 26,573 cycles
- Part
- Stiffener
- Condition
- Cracked
- 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
CRACK STIFFENER FLOOR STRUCTURE LOCATED BS540 BTW LBL24.8 AND BL0.0 CENTER SECTION 2023-99103<[01] REPLACED STIFFENER FLOOR STRUCTURE LOCATED BS540 BTW LBL24.8 AND BL0.0 CENTER SECTION IAW B737-700 SRM 51-10-02 Ï¿½TEM 9 AND SRM 51-40-02 SEE INDIVIDUAL SIGNOFFS BELOW;[02] CERTIFIED STEP 1; COMPLETED <BR>ITEM RII