SDR AALA202110287973

Service difficulty report · Skin · Boeing 737*

Difficulty date: October 19, 2021
Submitted: October 29, 2021
Operation: Air carrier
Aircraft: N815NN
Make and model: Boeing 737*
Aircraft serial: 33208
Aircraft time: 35,223 hours, 14,262 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Condition: Cracked
Location: Zone 300 - Stabs
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

AIRCRAFT IN BASE MAINTENANCE: CRACK INDICATION IN SKIN OF LH HORIZONTAL STABILIZER AT STA 92.70, 24.00 IN AFT OF FRONT SPAR, MEASURING L=0.75 IN, W=0.003 IN, D=0.071 IN. ACCOMPLISHED PERMANENT REINFORCING DOUBLER REPAIR IAW SRM 51-10-01-2R-11.