Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
July 5, 2022
Submitted
August 22, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Stiffener
Condition
Cracked
Location
R/H Horiz. 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

RIGHT HAND HORIZONTAL STABILIZER INSPAR RIB; AT STABILIZER STATION 120.30; 3RD VERTICAL STIFFENER IS CRACKED. / [01] VALIDATED APPLICABILITY OF SRM 55-10-09-2R-4&5.11] FABRICATED REPAIR T-SECTION FROM 60-5872 7075T6511 .063' CLAD LOT#476286-1. REPAIR ANGLE FROM BAC 1490-2793 7075T62 .063' LOT#1464923-1. REPAIR FILLER FROM 7075T6 .050' CLAD LOT#5087747-1 AND REPAIR SHIMS FROM 7075T6 .016' CLAD LOT#1351319-2. APPLIED CHEMICAL CONVERSION COATING AND PRIMER TO REAIR PARTS AND BARE AREAS OF RIB REPAIR AREA. WORK ACCOMPLISHED IAW SRM 55-10-09-2R-5 PARA. 4. AND FIG. 203. OK TO INSTALL.;

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