Service difficulty report · Fastener · Boeing 747428

Difficulty date
March 10, 2026
Submitted
May 5, 2026
Operation
Air carrier
Aircraft
N952CA
Make and model
Boeing 747428
Aircraft serial
25238
Aircraft time
18,511 hours, 18,018 cycles
Part
Fastener
Condition
Broken
Location
Zone 100
Part time
118,511 hours, 18,018 cycles
Stage of operation
IN
How discovered
V
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

LOCK FASTENER HEAD BROKEN AT TENSION TIE ATTACH FRAME LOCATED AT BS 1220 RT AND STRINGER 10R