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SDR CALA2019062901091

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Service difficulty report · Floor Support · Boeing 737824

FAA SDR system

Difficulty date
June 26, 2019
Submitted
June 30, 2019
Operation
Air carrier
Aircraft
N13248
Make and model
Boeing 737824
Aircraft serial
28808
Aircraft time
62,832 hours, 22,675 cycles
System (JASC)
5320 · Fuselage Miscellaneous Structure
Part
Floor Support
Part number
141A57703
Condition
Corroded
Location
Bs 348
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

FWD CABIN FLOOR SUPPORT HAS EVIDENCE OF SURFACE CORROSION AT BS 348 LBL-24.5 JUST FWD SIDE OF SEAT TRACK. BLENDED AND REMOVED CORROSION FROM FLOOR SUPPORT AT BS 3481 LBL 24.5,FOUND OUT OF LIMITS,LOCATED,DRILLED AND DEBURED NEW FLOOR IAW SRM 51-20-01. -02, SRM 53-10-51 FIG 105 DETAIL E, SRM 51-40-02, SRM 51-40-05 INSTALLED NEW FLOOR SUPPORT IAW SRM 51-10-02,SRM 53-10 SUPPORT.