Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 5, 2022
Submitted
July 11, 2022
Operation
Air carrier
Aircraft
N257WN
Make and model
Boeing 7377H4
Aircraft serial
32515
Aircraft time
53,067 hours, 31,572 cycles
Part
Rib
Condition
Cracked
Location
L/H Horiz. Stab.
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

CRACK INSPAR RIB 129.50 AT 16.5 INCHES FROM FRONT SPAR AT LT HORIZONTAL STABILIZER 2022-307287 / [01] EQUIPMENT P/N PHASEC 3D; S/N CZ1026/09; DUE DATE 08-SEP-22 WAS USED;[02] PERFORMED REPAIR ON INSPAR RIB 129.50 AT 16.5 INCHES FROM FRONT SPAR AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4 SEE INDIVIDUALS SIGN OFF BELOW;[03] PERFORMED REPAIR ON INSPAR RIB 129.50 AT 16.5 INCHES FROM FRONT SPAR AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4 SEE INDIVIDUALS SIGN OFF BELOW<BR>RII ACCOMPLISHED.

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