What was found
AIRCRAFT WAS GROUNDED: CRACKED INTERCOSTAL FLOOR SUPPORT 1.2 INCH LONG TERMINATING AT NUTPLATE HOLE. INSTALLED NEW INTERCOSTAL PER AARD 51-00-05 AND BOEING DRAWING 141A5400 AND SRM 51-40-02-0G.
- Difficulty date
- March 12, 2021
- Submitted
- March 17, 2021
- Operation
- Air carrier
- Aircraft
- N831NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33211
- Aircraft time
- 32,884 hours, 13,491 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 141A541012
- Condition
- Cracked
- Location
- Zone 200
- 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.