SDR USAR201407250004

Service difficulty report · Rib · Cessna 560CESSNA

Difficulty date: July 21, 2014
Submitted: July 25, 2014
Operation: General aviation
Aircraft: N80010
Make and model: Cessna 560CESSNA
Aircraft serial: 5600513
Aircraft time: 8,401 hours, 7,334 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: Horizontal Stab
Stage of operation: IN
How discovered: B
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

DURING PHASE 66, TASK 55-10-01-290, CRACKS WERE FOUND TO THE RIBS. LT HORIZONTAL STAB RIBS, FS 521.084, SS18.60 HAS 2 CRACKS, FS 521.084, SS 27.90 HAS 2 CRACKS; FS 521.084, SS 37.20 HAS 2 CRACKS, FS 521.084, SS 47.96 HAS 2 CRACKS, FS 521.084, SS 58.75 HAS 2 CRACKS, & FS533.493, SS47.96 HAS 2 CRACKS. RT HORIZONTAL STAB RIBS, FS 521.084 SS 18.60 HAS 1 CRACK, FS 521.084, SS 27.90 HAS 2 CRACKS; FS 521.084, SS 37.20 HAS 2 CRACKS, FS 521.084, SS 47.96 HAS 2 CRACKS, FS 521.084, SS 58.75 HAS 2 CRACKS.