Service difficulty report · Stiffener · Boeing 7377K5

Difficulty date
July 21, 2022
Submitted
August 12, 2022
Operation
Air carrier
Aircraft
N7880D
Make and model
Boeing 7377K5
Aircraft serial
34693
Aircraft time
39,762 hours, 29,299 cycles
Part
Stiffener
Condition
Cracked
Location
L/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

LT HOR. STAB INSPAR RIB NO. 9 AT STAB STA 166.30 STIFFENER NO. 3 CRACKED / [01] CUT AND REMOVED DAMAGE FROM THE VERTICAL STIFFENER #3 LOWER AREA AT RIB #9 IN IAW SRM 55-10-09-2R-4 REPAIR 4 FIG 202 SHEET 1;13] INSTALLED NEW REPAIR PARTS AT LT HORIZONTAL STABILIZER RIB NO. 9 STA 166.30 STIFFENER NO.3 IN IAW SRM 55-10-09-2R-4 REPAIR 4 FIG 202 SHEET 1;[14] VERIFIED 11-13.;[15] ACCOMPLISHED PERMANENT REPAIR OF DAMAGE AT LT HORIZONTAL STABILIZER RIB NO. 9 STA 166.30 STIFFENER NO.3 IN IAW SRM 55-10-09-2R-4 REPAIR 4 FIG 202 SHEET 1;[16] VERIFIED 15.

More about the Boeing 737-7K5