Service difficulty report · Floorbeam · Boeing 737924ER

Difficulty date
September 6, 2018
Submitted
September 7, 2018
Operation
Air carrier
Aircraft
N37422
Make and model
Boeing 737924ER
Aircraft serial
31620
Aircraft time
35,097 hours, 12,059 cycles
Part
Floorbeam
Part number
147A550616
Condition
Corroded
Location
Fuselage
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

CABIN FLOOR SUPPORT BEAM IS CORRODED AT BS 986.5 11IN RIGHT OF CENTER LINE. REMOVED CORROSION AT FLOORBEAM BS 986.5 11IN RT OF CENTER LINE MAT FOUND OUT OF LIMITS MAT LOSS .032 ORG MAT .150 MAT REMAINING .118. FLAP PEEN BLENDING AREAS FAB REPAIR STRAP AND SHIMS DRILLED AND LOCATED HOLES OF REPAIR TREATED AND PRIMED FLOORBEAM AREA AND REPAIR STRAP AND SHIMS INSTALLED REPAIR STRAP AND SHIMS AT FLOORBEAM BS 986.5 AS PER SRM 53-70-51 REPAIR 6 STEP.