Service difficulty report · Rib · Boeing 7377H4

Difficulty date
March 11, 2021
Submitted
April 13, 2021
Operation
Air carrier
Aircraft
N936WN
Make and model
Boeing 7377H4
Aircraft serial
36643
Aircraft time
39,513 hours, 23,867 cycles
Part
Rib
Condition
Cracked
Location
Horizontal Stab
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

CRACK INSPAR RIB 129.50 AT 27 INCHES OF FRONT SPAR AT RT HORIZONTAL STABILIZER, REPAIRED INSPAR RIB 129.50 AT 27 INCHES OF FRONT SPAR AT RT HORIZONTAL IAW SRM B737700 5510-09 2R4 REPAIR 4 AND PART USED:KIT TSECTION PN: 5510000301

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