Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
January 12, 2021
Submitted
February 15, 2021
Operation
Air carrier
Aircraft
N439WN
Make and model
Boeing 7377H4
Aircraft serial
29834
Aircraft time
59,583 hours, 35,303 cycles
Part
Stiffener
Condition
Cracked
Location
Horizontal 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

LT HORIZ STAB RIB AT STAB STA 120.30 3RD VERT STIFFENER IS CRACKED. / REPAIRED 3RD VERT STIFFENER ON LT HORIZ STAB RIB @ STAB STA 120.30 IAW SRM 51-40-02-0G-0; SRM 55-10-09-2R-4. DWGS 182A3001; 182A1500; 002A0001 & 182A2401

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