Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
May 11, 2021
Submitted
June 14, 2021
Operation
Air carrier
Aircraft
N222WN
Make and model
Boeing 7377H4
Aircraft serial
34290
Aircraft time
52,415 hours, 31,247 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 259
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 LATERAL BEAM AT B.S. 259.5; L.B.L. 10 - L.B.L. 10; W.L. 207.54. ; / APPLIED PRIME AT REWORKED AREA IAW AMM 51-21-72-370-804.<BR>REINSTALLED ( 6 E/A ) NUT PLATES IAW SRM 51-40-02-0G-0 AND DRAWING # 141A5210; INSTALLATION DRAWING # 141A0631; VERIFIED APPLICATION OF PRIMER AT REWORKED AREA IAW AMM 51-21-72-370-804. <BR>VERIFIED REINSTALLATION OF ( 6 E/A ) NUT PLATES IAW SRM 51-40-02-0G-0 AND DRAWING # 141A5210 AND # 141A0631

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