What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKED FLOOR SUPPORT AT BS 540 BETWEEN BL0 AND LBL 24.75, MEASURING L=2.0 IN, W=0.005 IN. REPLACED FLOOR SUPPORT WITH NEW IAW AARD 51-00-05-1 AND SRM 51-40-02.
- Difficulty date
- July 29, 2020
- Submitted
- August 7, 2020
- Operation
- Air carrier
- Aircraft
- N957NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31202
- Aircraft time
- 18,439 hours, 7,137 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 143A524036
- Condition
- Cracked
- Location
- Bs 540
- 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.