SDR SWAA2020031342430

Service difficulty report · Rib · Boeing 7377BD

Difficulty date: February 24, 2020
Submitted: March 13, 2020
Operation: Air carrier
Aircraft: N7702A
Make and model: Boeing 7377BD
Aircraft serial: 33917
Aircraft time: 53,747 hours, 28,462 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Part number: 182A3001
Condition: Cracked
Location: Lt Horiz 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

LH HORIZONTAL STABILIZER INTERNAL RIB 5(STAB STA. 129.50) HAS A CRACK AT STIFFENER 3, AT LOWER END. REPAIRED LH HORIZONTAL STABILIZER INSPAR RIB AT STAB STA 129.50. STIFFENER #3 LOWER END IAW SRM 55-10-09-2R-5, 51-40-02-0G-0, DWG #182A3001, 002A0001, 182A2401, 182A1500. 59796C 10MAR20

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