SDR ASAA2015030710988

Service difficulty report · Skin · Boeing 737990

Difficulty date: March 7, 2015
Submitted: March 19, 2015
Operation: Air carrier
Aircraft: N318AS
Make and model: Boeing 737990
Aircraft serial: 30018
Aircraft time: 43,224 hours, 16,635 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4001
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

.7500" CRACK FOUND 9" FROM FRONT SPAR, STAB STA 129, AS MARKED RT STABILIZER. ACFT GROUNDED. REPAIRED AREA AS REQUIRED IAW SRM 55-10-01-2R-11, INSPECTION THRESHOLD 56,000 CYCLES AFTER REPAIR INSTALLATION, METHOD: DETAIL VISUAL INSPECTION, INTERNAL: 9000 FLIGHT CYCLES TABLE 204, RT STAB.