SDR CALA2024042901252

Service difficulty report · Skin · Boeing 737724

Difficulty date: April 24, 2024
Submitted: April 29, 2024
Operation: Air carrier
Aircraft: N12754
Make and model: Boeing 737724
Aircraft serial: 30464
Aircraft time: 66,280 hours, 25,335 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4001
Condition: Cracked
Location: Horizontal Stab
Stage of operation: IN
How discovered: O
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

TWO CRACKS FOUND AT RH HORIZONTAL STABILIZER LOWER SKIN, AT STAB STA 157.10, CRACK #1 , 16 INCHES FROM FRONT SPAR , I/B ROW , CRACK LENGHT 0.781 INCHES, CRACK #2 FOUND 23 INCHES FROM FRONT SPAR I/B ROW, CRACK LENGTH 1 INCHES. REPAIRED R/H HORIZONTAL STAB LOWER SKIN AT STAB STA 157.10 TWO CRACKS IN REF 55-10-01-2R-11, CUT OUT DAMAGE FABRICATED REPAIR PARTS AND INSTALLED.