Service difficulty report · Rib · Boeing 7377L9

Difficulty date
February 26, 2023
Submitted
March 20, 2023
Operation
Air carrier
Aircraft
N7817J
Make and model
Boeing 7377L9
Aircraft serial
28013
Aircraft time
58,536 hours, 29,639 cycles
Part
Rib
Condition
Cracked
Location
Zn 300 Stabilize
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

L/H HORIZONTAL STABILIZER FRONT SPAR REMOVABLE FAIRING INNER SUPPORT RIB # 6 CRACKED @ EDGE MKD DOT<[01] REMOVED L/H HORIZONTAL STAB L/E RIB #6 AS PER B737-700 SRM 51-40-02-0G-0;[02] LOCATED AND DRILLED NEW RIB AS PER B737-700 SRM 51-40-05-0G-0;[03] VALIDATED STEP 1 & 2<BR><BR><BR>OK TO INSTALL NEW UNIT;[04] INSTALLED NEW L/H HORIZONTAL STAB L/E RIB #6 AS PER B737-700 SRM 51-40-02-0G-0.;[05] VALIDATED STEP 4

More about the Boeing 737-7L9