Service difficulty report · Rib · Boeing 7377BD

Difficulty date
November 30, 2020
Submitted
December 28, 2020
Operation
Air carrier
Aircraft
N7713A
Make and model
Boeing 7377BD
Aircraft serial
33919
Aircraft time
51,736 hours, 26,642 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 120.30 LOC AT 19.5 INCHES FROM FRON SPAR AT RT HORIZONTAL STABILIZER. EVALUATED CRACK LOCATED ON INSPAR RIB 120.30 AT 19.5 INCHES FROM FRONT SPAR AT RT HORIZONTAL STABILIZER AND CRACK IS NOT PERMITTED, IAW B737-700 SRM 55-10-09-1A-1. PERFORMED PERMANENT REPAIR, IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4 KIT USED: T-SECTION P/N 55100003-01.

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