Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
November 12, 2020
Submitted
December 14, 2020
Operation
Air carrier
Aircraft
N932WN
Make and model
Boeing 7377H4
Aircraft serial
36639
Aircraft time
39,276 hours, 23,728 cycles
Part
Floorbeam
Condition
Corroded
Location
Cabin
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

CORROSION FLOOR BEAM LOCATED ON BS 986.5 AT LEVEL STR 17L ON LBBL 44 AT PASSENGER CABIN. REPAIRED FLOOR BEAM LOCATED ON BS 986.5 AT LEVEL STR 17L ON LBBL 44 AT PASSENGER CABIN WL 208.1, IAW B737-700 SRM 53-70-51-2R-6. REPAIR PART STRAP (4) MADE OF 7075-T6 0.140', IAW SRM 53-70-51-2R-6 REPAIR 6 STEP 4G(1) TABLE 201 FIG 205 SHEET 1 AND FIG 205 SHEET 2 STEP 4H TO 4K.

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