- Difficulty date
- May 13, 2021
- Submitted
- June 21, 2021
- Operation
- Air carrier
- Aircraft
- N7811F
- Make and model
- Boeing 73776N
- Aircraft serial
- 28654
- Aircraft time
- 52,475 hours, 31,228 cycles
- Part
- Stiffener
- Condition
- Cracked
- Location
- Bs 540
- 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 FLOOR STRUCTURE STIFFENER LOCATED BS540 AND BETWEEN LBL24.5 TO RBL24.5 CENTER SECTION (2 EA) ; 2021-229727 / REPLACED FLOOR STRUCTURE STIFFENER LOC. BS540 AND BTW LBL24.5 TO RBL24.5 CENTER SECTION (2E/A) I.A.W. B737-700 SRM 51-10-02 ITEM 9 ;51-40-02; REPLACED FLOOR STRUCTURE STIFFENER LOC. BS540 AND BTW LBL24.5 TO RBL24.5 CENTER SECTION (2E/A) I.A.W. B737-700 SRM 51-10-02 ITEM 9 ; SRM 51-40-02