Service difficulty report · Rib · Boeing 7377CT

Difficulty date
February 3, 2021
Submitted
February 17, 2021
Operation
Air carrier
Aircraft
N566WN
Make and model
Boeing 7377CT
Aircraft serial
32753
Aircraft time
61,404 hours, 31,141 cycles
Part
Rib
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

CRACK INSPAR RIB 120.30 ON LOWER CHORD AT 17.5 INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER. PERFORMED PERMANENT REPAIR ON INSPAR RIB 120.30 LOWER CHORD AT 17.5 INCH OF FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09- 2R-5 REPAIR 5 FIGURE 203 DETAIL A. MATERIAL USED SHEET PN 7075T6 0.050 PO 2014532264; ANGLE PN BAC 1490-2738 PO 2019 527035 AND T SECTION KIT PN 55100003-01 BATCH SW2020002209.

More about the Boeing 737-7CT