SDR AUS20040394

Service difficulty report · Spar · Boeing 737476

Difficulty date: May 6, 2004
Submitted: July 22, 2004
Operation: General aviation
Make and model: Boeing 737476
Engine: Cfmint CFM563C
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Spar
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

(AUS) HORIZONTAL STABILIZER REAR SPAR SUSPECT CRACKED. EDDY CURRENT INSPECTION CONFIRMED THE FOLLOWING CRACKS. STABILIZER REAR SPAR RT FORWARD FACE OF TOP WEB ASSEMBLY. CRACK INDICATION CONFIRMED. CRACK LENGTH 10.16MM (0.400IN)OUT OF FASTENER HOLE. HORIZONTAL STABILIZER CENTER SECTION REAR SPAR RT HOLE. EDDY CURRENT INSPECTION CARRIED OUT. WEB CRACKED 6 O’CLOCK POSITION.