Service difficulty report · Floorbeam · Boeing 73776N

Difficulty date
November 14, 2023
Submitted
December 14, 2023
Operation
Air carrier
Aircraft
N7722B
Make and model
Boeing 73776N
Aircraft serial
32668
Aircraft time
55,418 hours, 28,473 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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

CORROSION ON STA 986.5 FLOOR BEAM LBL 45 FASTENER HOLE<[01] ACCOMPLISHED REPAIR AT CABIN STA 986.5 FLOOR BEAM LBL 45 FASTENER HOLE AS PER SRM 53-70-51-2R-6;[02] VERIFIED ALL STEPS COMPLETED AND BOUGHT OFF ON STEP 14.

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