Service difficulty report · Rib · Boeing 737

Difficulty date
January 6, 2021
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N7724A
Make and model
Boeing 737
Aircraft serial
36725
Aircraft time
36,671 hours, 19,328 cycles
Part
Rib
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

SUPPLEMENTAL INFORMATION: CRACK INSPAR RIB LOCATED STAB STA 120.30 AND 18 INCH FROM REAR SPAR AT RT HORIZONTAL STABILIZER / PERFORMED PERMANENT REPAIR INPAR RIB STA STA 120.30 AND 18 INCH FROM REAR SPAR IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4 MATERIAL USED KIT T-SECTION PN 55100003-01 BATCH 2020002209