SDR UPS405459

Service difficulty report · Stringer · Boeing 747121

Difficulty date
February 1, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N691UP
Make and model
Boeing 747121
Aircraft serial
19641
Part
Stringer
Condition
Cracked
Location
Bs 1740
Stage of operation
IN
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 IN AMS FOR C CHECK, MAINTENANCE REPORTED THEY FOUND CORROSION ON STRINGER-END UNDER STRINGER SPLICE AT BS 1740 S45R. CORROSION REMOVED PER SRM 51-10-01. REPLACED STRINGER PER SRM 51-30-02.