Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
May 6, 2021
Submitted
June 4, 2021
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 7377H4
Aircraft serial
32491
Aircraft time
52,961 hours, 31,490 cycles
Part
Stiffener
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

DOT 20-A-22; RIGHT HORIZONTAL STAB RIB STA 92.70; RIB STIFFENER #2 CRACKED 1' ABOVE LOWER FLANGE ; / C.I.CED RIBI.A.W MM51-21-91-620-802; REINED RIB AT R/H HORZ STAB STA92.70 TO REPAIR #2 RIB STIFFENER I.A.W SRM51-40-02-0G-0.<BR>REMOVED DAMGE AT #2 RIB STIFFENER I.A.W SRM 55-10-09-2R-4<BR>FABRICTED REPAIR PARTS I.A.W SRM55-10-09-2R-4.<BR>INSTALLED REPAIR PARTS I.A.W SRM55-10-09-2R-4.<BR>REINSTALLED RIB I.A.W SRM51-40-02-0G-0 AND BOEING DWG 002A0001 REV:C; CIC AND SUMMARY OK AUDIT OK

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