What was found
AIRCRAFT IN BASE MAINTENANCE: CABIN FLOOR INTERCOSTAL CRACKED BETWEEN STA 328-344, STR 17L, AND LEFT BUTT LINE 43. REMOVED AND REPLACED INTERCOSTAL PER AARD 51-00-05-1.
- Difficulty date
- April 30, 2022
- Submitted
- May 17, 2022
- Operation
- Air carrier
- Aircraft
- N839NN
- Make and model
- Boeing 737
- Aircraft serial
- 29557
- Aircraft time
- 35,183 hours, 14,582 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Intercostal
- Part number
- 141A541012
- Condition
- Cracked
- Location
- Zone 100 - Fuse
- 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.