- Difficulty date
- November 28, 2017
- Submitted
- December 11, 2017
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 34595
- Aircraft time
- 44,153 hours, 14,778 cycles
- Part
- Floorbeam
- Part number
- 147A550419
- 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 STA 947.5 FLOOR BEAM CORRODED AT LBL 55. GROUNDED - YES. BLENDED CORROSION, ORIGINAL THICKNESS .188 MATERIAL REMAINING .120, REMOVED .068 OUT OF LIMITS IAW B737-800 SRM 53-70-51-1A-1, REPAIRED T-CAP STA 947.5 LBL 7-LBL 60 IAW B737-800 SRM 53-70-51-28-5 DOT REMOVED.