What was found
BS 390-394, BL 0, FLOORBOARD SUPPORT ANGLE AT TOP OF WEB AT 2 FASTENER HOLE HAS CRACK. REMOVED CRACKED ANGLE & INSTALLED NEW PER SRM 51-10-02, DEFECT SIZE: .5 INCH.
- Difficulty date
- June 5, 2007
- Submitted
- June 5, 2007
- Operation
- Air carrier
- Aircraft
- N420US
- Make and model
- Boeing 737401
- Aircraft serial
- 23987
- Aircraft time
- 50,436 hours, 50,436 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Condition
- Cracked
- Location
- Bs 390-394
- 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.