Service difficulty report · Rib · Boeing 7377H4

Difficulty date
September 14, 2020
Submitted
October 6, 2020
Operation
Air carrier
Aircraft
N496WN
Make and model
Boeing 7377H4
Aircraft serial
32478
Aircraft time
54,479 hours, 32,341 cycles
Part
Rib
Part number
002A0001
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

LT HORIZONTAL STAB RIB CRACKED STA 120.30 3RD RIB 28' AFT OF FRONT SPAR. REPAIRED LT HORIZ STAB RIB AT STAB STA 120.30 3RD VERT STIFFENER (RIB) 28' AFT OF FRONT SPAR, IAW SRM 55-10-09-2R5 AMM 51-31-00-390-805 AND BAC DRAWINGS 002A0001; 182A1500; 182A3001; 182A2401.

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