- Difficulty date
- August 2, 2019
- Submitted
- August 19, 2019
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35684
- Aircraft time
- 45,299 hours, 13,186 cycles
- Part
- Floorbeam
- Part number
- 147A55047
- Condition
- Corroded
- Location
- Bs 947
- 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.
What was found
AFT CABIN FLOOR SUPPORT CORRODED BS 947, BL 5L - BL 10R. GROUNDED - YES. REMOVED DAMAGE AND CHECKED LIMITS ORIGINAL THICKNESS .180 REMAINING 0.151,REMOVED 0.029. OUT OF LIMITS IAW B737-800 SRM 53-70-51. CUT OUT DAMAGE ANDINSTALLED "T" CHORD REPAIR STA 947 LBL 16 TO RBL 58.6 IAW B737-800 SRM 53-70-51-2R-5 REPAIR 5 ATTERNATIVE 2.