SDR ASAA2020100333309

Service difficulty report · Skin · Boeing 737890

Difficulty date: October 3, 2020
Submitted: October 12, 2020
Operation: Air carrier
Aircraft: N592AS
Make and model: Boeing 737890
Aircraft serial: 35190
Aircraft time: 46,646 hours, 13,933 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 186A200041
Part serial: SAIC1147
Condition: Cracked
Location: Horizontal Stab
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

RT HORIZONTAL LOWER SKIN HAS 2 EA CRACK AT STA 138.18 & 10 INCHES FROM TRAILING EDGE. DOT 154-002, (154-003). GROUNDED-YES. REPAIRED RT HORZ LOWER SKIN 2 EA CRACKED, IAW 737-800 SRM 55-10-01-2R-11 REPAIR 11, THIS CATEGORY "B" REPAIR REQ INSPECTION AT 56,000 FLT CYCLES, INTERVAL AT 9,000 FLT CYCLES.