What was found
MAIN PASSENGER CABIN, FLOOR SUPPORT UPPER FLANGE HAS TWO CRACKS AROUND FASTENER'S HOLES BL 0 BS 274 - 294. CRACK VERIFIED IAW NDT PT6 51-00-00. REMOVED AND REPLACED FLOOR SUPPORT IAW SRM 51-40-02.
- Difficulty date
- February 22, 2012
- Submitted
- April 2, 2012
- Operation
- Air carrier
- Aircraft
- N625AS
- Make and model
- Boeing 737790
- Aircraft serial
- 30792
- Aircraft time
- 38,791 hours, 17,225 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Condition
- Cracked
- Location
- Bs 274-294
- Component
- Stiffner
- Component part number
- 141A5410U3
- 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.