What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKED CABIN FLOOR LONGITUDINAL SUPPORT BEAM BETWEEN BS 1320 AND BS 1340 AT BL 0. REPLACED BEAM PER AARD 51-00-05-1 AND SRM 51-40-02.
- Difficulty date
- March 25, 2020
- Submitted
- March 27, 2020
- Operation
- Air carrier
- Aircraft
- N173AN
- Make and model
- Boeing 757223
- Aircraft serial
- 32399
- Aircraft time
- 57,549 hours, 16,161 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Support Beam
- Part number
- 140N25057
- Condition
- Cracked
- Location
- Fuselage
- 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.