Service difficulty report · Rib · Boeing 727223

Difficulty date
April 23, 2024
Submitted
April 23, 2024
Operation
Air carrier
Aircraft
N727US
Make and model
Boeing 727223
Aircraft serial
22470
Aircraft time
72,087 hours, 38,682 cycles
Part
Rib
Part number
UNKNOWN
Condition
Cracked
Location
Lt Wing
Part time
72,087 hours, 38,682 cycles
Stage of operation
IN
How discovered
E
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

WHILE AT C- CHECK IN KBQK, DURING A HFEC INSPECTION OF THE RH RIB CHORD AT STATION BL 70.5 PER AD 14-04-09 S/B 57-0112 R5,A CRACK WAS FOUND IN HOLE MARKED ON THE RH SIDE AT STATION BL 70.5. STOP DRILLED CRACK, PERFORMED A HFEC INSPECTION OF ALL EXISTING HOLES, NO OTHER CRACKS FOUND AT THIS TIME, INSTALLED LARGE REPAIR KIT (65C33202-98) ON RT SIDE AT RBL 70.5,BS 760.95 IAW S/B 57- 0112 R5 AND SRM 51-30-2.