Service difficulty report · Stiffener · Boeing 7377Q8

Difficulty date
March 10, 2022
Submitted
April 18, 2022
Operation
Air carrier
Aircraft
N7877H
Make and model
Boeing 7377Q8
Aircraft serial
29359
Aircraft time
50,381 hours, 27,028 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 STATION 120.30 2ND VERTICAL STIFFENER IS CRACKED. / [01] REMOVED DAMAGE PART AT RH HORIZONTAL STABILIZER STA 120.30 RIB 2ND VERTICAL STIFFENER; WEB CUT OUT DIMENSIONS 0.600' X 0.350' IAW SRM 55-10-09-2R-4; 16] INSTALLED REPAIR PARTS AT R/H HORIZ. STAB INSPAR RIB AT STA 120.30 2ND VERTICAL STIFFENER IAW SRM 55-10-09-2R-5;[17] VERIFIED FASTENER INSTALLATION;[18] VERIFIED FASTENER INSTALLATION REPAIR COMPLETE

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