Service difficulty report · Retainer · Boeing 7377H4

Difficulty date
March 7, 2023
Submitted
March 24, 2023
Operation
Air carrier
Aircraft
N936WN
Make and model
Boeing 7377H4
Aircraft serial
36643
Aircraft time
45,114 hours, 27,397 cycles
Part
Retainer
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

VERTICAL FIN PANEL ASSEMBLY 323CL - RETAINER IS CRACKED AS MARKED. 124-048 CRACKED RETAINER IS ON 324AL<[01] REMOVED AND REPLACED VERTICAL FIN PANEL ASSEMBLY 324AL RETAINER REF B737-700 SRM 51-40-02-0G-0;[02] VERIFIED STEP 1. R/R VERICAL FIN PANEL 324AL RETAINER

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